{"product_id":"casio-bp-100-blood-pressure-watch-with-original-box-japan-1991","title":"Casio BP-100 blood pressure watch with original box Japan 1991","description":"\u003cp\u003e\u003cstrong\u003eGreat condition, no marks and looks perfect\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompleted with original box, manual and cassette tape instructions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe box has some damage but still look great \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAftermarket strap\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNew battery, service and guarantee\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong class=\"rQesXe MPyX\"\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cspan\u003eCasio BP-100\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e is a \u003cmark class=\"MAeH\"\u003ehistoric digital wristwatch released by Casio in \u003cstrong class=\"rQesXe MPyX\"\u003e1991\u003c\/strong\u003e\u003c\/mark\u003e (Module 900).\u003c\/p\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003eIt holds a legendary status among watch enthusiasts as the \u003cstrong class=\"rQesXe MPyX\"\u003eworld's first consumer wearable capable of measuring blood pressure and pulse\u003c\/strong\u003e directly from the wrist, making it a direct design predecessor to modern smartwatches.\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" role=\"heading\"\u003e\n\u003cdiv class=\"ZLzG0d ncoeY\" role=\"heading\"\u003e🩺 Innovative Health Technology\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003eThe watch was a massive technological leap for the early 1990s, using a dual-sensor system to calculate vitals without needing an inflatable arm cuff.\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eThe Sensors\u003c\/strong\u003e: It features a built-in optical sensor plate on the front face where you place your fingertip, combined with a metal contact plate on the case back that touches your wrist.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eHow It Works\u003c\/strong\u003e: It uses electro-potential sensing and early pulse-wave detection. By measuring the subtle colour changes in your finger and tracking the timing of the pulse wave traveling between your wrist and finger, it estimates your blood pressure and heart rate.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eMemory \u0026amp; Performance\u003c\/strong\u003e: The watch can store up to \u003cstrong class=\"rQesXe MPyX\"\u003e30 history recordings\u003c\/strong\u003e along with biometric data to show trends over time. However, the technology is highly temperamental—readings require you to remain perfectly still, and accuracy drops if your hands are cold or your wrist is hairy.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"otQkpb\" role=\"heading\"\u003e\n\u003cdiv class=\"ZLzG0d ncoeY\" role=\"heading\"\u003e⚙️ Core Specifications \u0026amp; Features\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003eDespite its specialized medical gimmick, the BP-100 remained a fully functional, everyday digital timepiece featuring classic Casio elements:\u003cspan\u003e \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95 NOp1Jf\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003e\u003cspan class=\"yADgie\"\u003eDimensions\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"yADgie\"\u003e: Approximately 40 mm case width, 11 mm thickness, and a 17 mm–18 mm lug width.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003e\u003cspan class=\"yADgie\"\u003eDaily Functions\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"yADgie\"\u003e: Equipped with dual daily alarms, a 1\/100-second stopwatch, a countdown timer, a full auto-calendar, and a micro-light backlight.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003e\u003cspan class=\"yADgie\"\u003ePower\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"yADgie\"\u003e: Powered by a single \u003c\/span\u003e\u003cstrong class=\"rQesXe MPyX\"\u003e\u003cspan class=\"yADgie\"\u003eCR2016 lithium coin battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"yADgie\"\u003e.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003e\u003cspan class=\"yADgie\"\u003eWater Resistance\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"yADgie\"\u003e: Originally rated for \u003c\/span\u003e\u003cstrong class=\"rQesXe MPyX\"\u003e\u003cspan class=\"yADgie\"\u003e50 metres (5 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"yADgie\"\u003e. \u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"VINDIGI","offers":[{"title":"Default Title","offer_id":55353202409814,"sku":"BP-100 05","price":330.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1025\/8622\/0886\/files\/IMG_4202_1.jpg?v=1789550227","url":"https:\/\/www.vindigi.co.uk\/products\/casio-bp-100-blood-pressure-watch-with-original-box-japan-1991","provider":"VINDIGI","version":"1.0","type":"link"}