{"product_id":"casio-micro-mini-m-800-is-a-historic-pocket-sized-calculator-from-1976-japan","title":"Casio Micro-Mini M-800 is a historic, pocket-sized calculator from 1976 Japan.","description":"\u003cp\u003e\u003cstrong\u003eFully restored\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFull set with original box and manual\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaybe the only one in the world\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnbelievable condition\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cspan data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eCasio Micro-Mini M-800\u003c!--TgQPHd||[[\u0026quot;SHOPPING_PRODUCT\u0026quot;,2,\u0026quot;\u0026quot;,\u0026quot;EgciAJIBApwB\u0026quot;,\u0026quot;Casio Micro-Mini M-800 1976 Electronic Calculator\u0026quot;,\u0026quot;\u0026quot;,\u0026quot;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\u0026quot;,null,1,null,[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,1],0,0,null,null,0,0,[],\u0026quot;\u0026quot;,0,0],\u0026quot;VtBLarv1DuWqhbIPwvrBqQ0_0\u0026quot;]--\u003e\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e is \u003cmark class=\"HxTRcb\" data-sfc-root=\"ep\" data-wiz-uids=\"hnYkR_u\" data-sfc-cb=\"\" data-ved=\"2ahUKEwi7-N-dtb6VAxVlVUEAHUJ9MNUQuJAPegYIAAgGEAI\" data-complete=\"true\" data-sae=\"\" data-sfc-inited=\"2\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 500; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003c!--qkimaf hnYkR_t\/HugV6--\u003e\u003c!--cqw1tb hnYkR_t\/HugV6--\u003ea historic, pocket-sized electronic calculator released in \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eNovember 1976\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd||[]--\u003e\u003c\/mark\u003e.\u003c\/p\u003e\n\u003cp\u003eIt is highly regarded by collectors as a major milestone in calculator miniaturisation and early Liquid Crystal Display (LCD) technology\u003c\/p\u003e\n\u003cdiv class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eDesign \u0026amp; Form Factor\u003c!--TgQPHd||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-ved=\"2ahUKEwi7-N-dtb6VAxVlVUEAHUJ9MNUQ-7AUegYIAAgIEAA\" data-hveid=\"CAAICBAA\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAICBAB\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eSize\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e: It earned the nickname \"matchbox calculator\" due to its tiny dimensions of \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e43 x 62 x 14 mm\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e.\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAICBAC\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003ePortability Marketing\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e: In 1970s marketing campaigns, Casio frequently advertised it alongside a standard golf ball to emphasise its palm-sized footprint.\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAICBAD\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eFinishes\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e: The model was produced in Japan with several casing variations, including a highly recognisable mottled-gold metallic finish.\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"Fsg96\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003c!--TgQPHd||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e🛠️ Key Technical Specifications\u003c!--TgQPHd||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-ved=\"2ahUKEwi7-N-dtb6VAxVlVUEAHUJ9MNUQ-7AUegYIAAgKEAA\" data-hveid=\"CAAIChAA\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAIChAB\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eDisplay\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e: It features an \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e8-digit LCD screen\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e. Early versions used a distinct yellow-tinted light filter over the LCD to shield the fragile crystal compounds from harmful UV rays, while later revisions phased in a clear LCD screen.\u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAIChAG\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eFunctions\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e: It is a basic 4-function arithmetic calculator (addition, subtraction, multiplication, and division) using standard algebraic logic across 18 physical keys. It lacks advanced percentage or memory keys (which were later introduced on the sister model, the M-810).\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAIChAL\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003ePower\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e: It operates on a single \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e1.5V LR44 (or 1.2V) button cell battery\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e. By shifting away from power-hungry vacuum fluorescent displays (VFD) to a passive LCD panel, Casio managed to squeeze an impressive \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e60 hours of continuous runtime\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e out of a single tiny cell.\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAIChAQ\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" aria-owns=\"action-menu-parent-container\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eOriginal Retail Cost\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e: When launched in late 1976, it carried a retail price of \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e$29.95 USD\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e (approximately £16 GBP at the time)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUtterly amazing \u003c\/strong\u003e\u003c\/p\u003e","brand":"VINDIGI","offers":[{"title":"Default Title","offer_id":54448496738646,"sku":"M-800","price":75.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1025\/8622\/0886\/files\/IMG_2708.jpg?v=1783353771","url":"https:\/\/www.vindigi.co.uk\/products\/casio-micro-mini-m-800-is-a-historic-pocket-sized-calculator-from-1976-japan","provider":"VINDIGI","version":"1.0","type":"link"}