{"product_id":"pair-watches-casio-g-shock-ga-2100-1a1jf-x-gma-p2100bb-1ajf-limited-edition-pair-box-included","title":"Casio G-SHOCK GA-2100-1A1JF \u0026 GMA-P2100BB-1AJF Pair Watch","description":"\u003ch3 data-start=\"279\" data-end=\"293\"\u003eOverview\u003c\/h3\u003e\n\u003cp data-start=\"294\" data-end=\"742\"\u003eThis exclusive pair watch set features the iconic \u003cstrong data-start=\"344\" data-end=\"361\"\u003eGA-2100-1A1JF\u003c\/strong\u003e for men and the compact, stylish \u003cstrong data-start=\"395\" data-end=\"415\"\u003eGMA-P2100BB-1AJF\u003c\/strong\u003e for women — both embodying G-SHOCK’s legendary toughness and modern design. Each watch is built with shock-resistant Carbon Core Guard or biomass resin structures, water resistance up to 20 ATM, and advanced features for everyday use. The set comes with a limited edition pair box, perfect for couples or as a thoughtful gift.\u003c\/p\u003e\n\u003chr data-start=\"744\" data-end=\"747\"\u003e\n\u003ch3 data-start=\"749\" data-end=\"782\"\u003eGA-2100-1A1JF (Men’s Model)\u003c\/h3\u003e\n\u003cul data-start=\"783\" data-end=\"1119\"\u003e\n\u003cli data-start=\"783\" data-end=\"816\"\u003e\n\u003cp data-start=\"785\" data-end=\"816\"\u003e\u003cstrong data-start=\"785\" data-end=\"802\"\u003eRelease Date:\u003c\/strong\u003e August 2019\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"817\" data-end=\"861\"\u003e\n\u003cp data-start=\"819\" data-end=\"861\"\u003e\u003cstrong data-start=\"819\" data-end=\"836\"\u003eRetail Price:\u003c\/strong\u003e ¥17,600 (tax included)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"862\" data-end=\"902\"\u003e\n\u003cp data-start=\"864\" data-end=\"902\"\u003e\u003cstrong data-start=\"864\" data-end=\"878\"\u003eCase Size:\u003c\/strong\u003e 48.5 × 45.4 × 11.8 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"903\" data-end=\"922\"\u003e\n\u003cp data-start=\"905\" data-end=\"922\"\u003e\u003cstrong data-start=\"905\" data-end=\"916\"\u003eWeight:\u003c\/strong\u003e 51g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"923\" data-end=\"981\"\u003e\n\u003cp data-start=\"925\" data-end=\"981\"\u003e\u003cstrong data-start=\"925\" data-end=\"939\"\u003eMaterials:\u003c\/strong\u003e Carbon\/Resin case and bezel, Resin band\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"982\" data-end=\"1035\"\u003e\n\u003cp data-start=\"984\" data-end=\"1035\"\u003e\u003cstrong data-start=\"984\" data-end=\"1005\"\u003eShock Resistance:\u003c\/strong\u003e Carbon Core Guard structure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1036\" data-end=\"1081\"\u003e\n\u003cp data-start=\"1038\" data-end=\"1081\"\u003e\u003cstrong data-start=\"1038\" data-end=\"1059\"\u003eWater Resistance:\u003c\/strong\u003e 20 ATM (200 meters)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1082\" data-end=\"1119\"\u003e\n\u003cp data-start=\"1084\" data-end=\"1119\"\u003e\u003cstrong data-start=\"1084\" data-end=\"1101\"\u003eBattery Life:\u003c\/strong\u003e Approx. 3 years\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"1121\" data-end=\"1141\"\u003eKey Functions\u003c\/h4\u003e\n\u003cul data-start=\"1142\" data-end=\"1670\"\u003e\n\u003cli data-start=\"1142\" data-end=\"1214\"\u003e\n\u003cp data-start=\"1144\" data-end=\"1214\"\u003eWorld Time: 48 cities (31 time zones) + UTC, daylight saving support\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1215\" data-end=\"1288\"\u003e\n\u003cp data-start=\"1217\" data-end=\"1288\"\u003eStopwatch: 1\/100 sec (\u0026lt;1 hr), 1 sec (≥1 hr), up to 24 hrs, split time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1289\" data-end=\"1335\"\u003e\n\u003cp data-start=\"1291\" data-end=\"1335\"\u003eTimer: Up to 24 hours, 1-second increments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1336\" data-end=\"1378\"\u003e\n\u003cp data-start=\"1338\" data-end=\"1378\"\u003eAlarms: 5 daily alarms + hourly signal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1379\" data-end=\"1478\"\u003e\n\u003cp data-start=\"1381\" data-end=\"1478\"\u003eLighting: Double LED light (Super Illuminator) for dial and LCD, white LED, afterglow (1.5s\/3s)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1479\" data-end=\"1530\"\u003e\n\u003cp data-start=\"1481\" data-end=\"1530\"\u003eCalendar: Fully automatic (leap years included)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1531\" data-end=\"1638\"\u003e\n\u003cp data-start=\"1533\" data-end=\"1638\"\u003eOther: 12\/24 hour display switching, needle evacuation function (temporarily moves hands to reveal LCD)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1639\" data-end=\"1670\"\u003e\n\u003cp data-start=\"1641\" data-end=\"1670\"\u003eAccuracy: ±15 seconds\/month\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1672\" data-end=\"1675\"\u003e\n\u003ch3 data-start=\"1677\" data-end=\"1715\"\u003eGMA-P2100BB-1AJF (Women’s Model)\u003c\/h3\u003e\n\u003cul data-start=\"1716\" data-end=\"2051\"\u003e\n\u003cli data-start=\"1716\" data-end=\"1747\"\u003e\n\u003cp data-start=\"1718\" data-end=\"1747\"\u003e\u003cstrong data-start=\"1718\" data-end=\"1735\"\u003eRelease Date:\u003c\/strong\u003e July 2024\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1748\" data-end=\"1792\"\u003e\n\u003cp data-start=\"1750\" data-end=\"1792\"\u003e\u003cstrong data-start=\"1750\" data-end=\"1767\"\u003eRetail Price:\u003c\/strong\u003e ¥17,600 (tax included)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1793\" data-end=\"1831\"\u003e\n\u003cp data-start=\"1795\" data-end=\"1831\"\u003e\u003cstrong data-start=\"1795\" data-end=\"1809\"\u003eCase Size:\u003c\/strong\u003e 46 × 40.2 × 11.2 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1832\" data-end=\"1851\"\u003e\n\u003cp data-start=\"1834\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1834\" data-end=\"1845\"\u003eWeight:\u003c\/strong\u003e 40g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1852\" data-end=\"1914\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1914\"\u003e\u003cstrong data-start=\"1854\" data-end=\"1868\"\u003eMaterials:\u003c\/strong\u003e Resin case\/bezel and band (biomass plastic)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1915\" data-end=\"1967\"\u003e\n\u003cp data-start=\"1917\" data-end=\"1967\"\u003e\u003cstrong data-start=\"1917\" data-end=\"1938\"\u003eShock Resistance:\u003c\/strong\u003e Impact resistant structure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1968\" data-end=\"2013\"\u003e\n\u003cp data-start=\"1970\" data-end=\"2013\"\u003e\u003cstrong data-start=\"1970\" data-end=\"1991\"\u003eWater Resistance:\u003c\/strong\u003e 20 ATM (200 meters)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2014\" data-end=\"2051\"\u003e\n\u003cp data-start=\"2016\" data-end=\"2051\"\u003e\u003cstrong data-start=\"2016\" data-end=\"2033\"\u003eBattery Life:\u003c\/strong\u003e Approx. 3 years\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"2053\" data-end=\"2073\"\u003eKey Functions\u003c\/h4\u003e\n\u003cul data-start=\"2074\" data-end=\"2562\"\u003e\n\u003cli data-start=\"2074\" data-end=\"2146\"\u003e\n\u003cp data-start=\"2076\" data-end=\"2146\"\u003eWorld Time: 48 cities (31 time zones) + UTC, daylight saving support\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2147\" data-end=\"2220\"\u003e\n\u003cp data-start=\"2149\" data-end=\"2220\"\u003eStopwatch: 1\/100 sec (\u0026lt;1 hr), 1 sec (≥1 hr), up to 24 hrs, split time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2221\" data-end=\"2267\"\u003e\n\u003cp data-start=\"2223\" data-end=\"2267\"\u003eTimer: Up to 24 hours, 1-second increments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2268\" data-end=\"2310\"\u003e\n\u003cp data-start=\"2270\" data-end=\"2310\"\u003eAlarms: 5 daily alarms + hourly signal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2311\" data-end=\"2410\"\u003e\n\u003cp data-start=\"2313\" data-end=\"2410\"\u003eLighting: Double LED light (Super Illuminator) for dial and LCD, white LED, afterglow (1.5s\/3s)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2411\" data-end=\"2462\"\u003e\n\u003cp data-start=\"2413\" data-end=\"2462\"\u003eCalendar: Fully automatic (leap years included)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2463\" data-end=\"2530\"\u003e\n\u003cp data-start=\"2465\" data-end=\"2530\"\u003eOther: 12\/24 hour display switching, needle evacuation function\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2531\" data-end=\"2562\"\u003e\n\u003cp data-start=\"2533\" data-end=\"2562\"\u003eAccuracy: ±15 seconds\/month\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2564\" data-end=\"2567\"\u003e\n\u003ch3 data-start=\"2569\" data-end=\"2595\"\u003eIncluded Accessories\u003c\/h3\u003e\n\u003cul data-start=\"2596\" data-end=\"2694\"\u003e\n\u003cli data-start=\"2596\" data-end=\"2630\"\u003e\n\u003cp data-start=\"2598\" data-end=\"2630\"\u003eLimited edition pair watch box\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2631\" data-end=\"2670\"\u003e\n\u003cp data-start=\"2633\" data-end=\"2670\"\u003eCasio original boxes for each watch\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2671\" data-end=\"2694\"\u003e\n\u003cp data-start=\"2673\" data-end=\"2694\"\u003eInstruction manuals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Casio","offers":[{"title":"black","offer_id":67825139122480,"sku":"ga-2100-1a1jf-gma-p2100bb-1ajf_1","price":337.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/8558\/0592\/files\/2025-11-28T114722.016.png?v=1790025083","url":"https:\/\/natsuyama365.com\/products\/pair-watches-casio-g-shock-ga-2100-1a1jf-x-gma-p2100bb-1ajf-limited-edition-pair-box-included","provider":"Natsuyama","version":"1.0","type":"link"}