{"product_id":"casio-g-shock-gm-b2100sd-1c","title":"CASIO G-SHOCK GM-B2100SD-1C","description":"\u003cp\u003e\u003cstrong\u003eCASIO G-SHOCK GM-B2100SD-1C\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCarry on the G-SHOCK legacy — go traditional with the original dial colors of the DW-5000C, the very first G-SHOCK, now in a full-metal watch. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe classic G-SHOCK colors are on full display with faithful reproductions of G-SHOCK red, representing the passion to take on challenges; blue, symbolizing excellent water resistance; and yellow, signifying outstanding shock resistance. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCrafting a stainless-steel bezel of this depth and dimension requires a time-consuming forging, cutting, and polishing process. The bezel top is finished beautifully with a hairline treatment and the beveled edges with a mirror finish for maximum textural beauty.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAchieving a full-metal timepiece with the same original G-SHOCK shock-resistant structure is no easy feat. We installed buffering components made of fine resin between the stainless-steel bezel and case and employed a three-pronged lug for the band connection to disperse shocks to the connecting pipes. The stainless-steel case also features the same screw-lock construction as the original to ensure a tight seal. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDimpling applied to metal band pieces reproduces the look of the resin band design of the very first G-SHOCK. And the fact that the watch is crafted at Yamagata Casio, the “mother factory” where the first-ever G-SHOCK was made, brings the whole design full circle.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBasic Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"893\" data-end=\"1348\"\u003e\n\u003cli data-section-id=\"2oltg3\" data-start=\"893\" data-end=\"915\"\u003eModel: GM-B2100SD-1C\u003c\/li\u003e\n\u003cli data-section-id=\"c0052r\" data-start=\"916\" data-end=\"948\"\u003eSeries: FULL METAL 2100 Series\u003c\/li\u003e\n\u003cli data-section-id=\"x30912\" data-start=\"949\" data-end=\"964\"\u003eMade in Japan\u003c\/li\u003e\n\u003cli data-section-id=\"mvqvph\" data-start=\"965\" data-end=\"1011\"\u003eCase Size (L × W × H): 49.8 × 44.4 × 12.8 mm\u003c\/li\u003e\n\u003cli data-section-id=\"1p5sfmv\" data-start=\"1012\" data-end=\"1027\"\u003eWeight: 165 g\u003c\/li\u003e\n\u003cli data-section-id=\"15n2uad\" data-start=\"1028\" data-end=\"1068\"\u003eCase \/ Bezel Material: Stainless Steel\u003c\/li\u003e\n\u003cli data-section-id=\"vt9nn0\" data-start=\"1069\" data-end=\"1103\"\u003eBand: Stainless Steel Solid Band\u003c\/li\u003e\n\u003cli data-section-id=\"1pbneyp\" data-start=\"1104\" data-end=\"1135\"\u003eClasp: One-touch 3-fold clasp\u003c\/li\u003e\n\u003cli data-section-id=\"a556n6\" data-start=\"1136\" data-end=\"1158\"\u003eGlass: Mineral Glass\u003c\/li\u003e\n\u003cli data-section-id=\"ls5mql\" data-start=\"1159\" data-end=\"1187\"\u003eBack Case: Screw Lock Back\u003c\/li\u003e\n\u003cli data-section-id=\"9o13ba\" data-start=\"1188\" data-end=\"1234\"\u003eWater Resistance: 200-meter water resistance\u003c\/li\u003e\n\u003cli data-section-id=\"bupate\" data-start=\"1235\" data-end=\"1266\"\u003eConstruction: Shock Resistant\u003c\/li\u003e\n\u003cli data-section-id=\"n3l75f\" data-start=\"1267\" data-end=\"1348\"\u003ePower Source: Tough Solar (solar powered) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eConnectivity \u0026amp; Smart Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1384\" data-end=\"1625\"\u003e\n\u003cli data-section-id=\"159wl5n\" data-start=\"1384\" data-end=\"1411\"\u003eBluetooth smartphone link\u003c\/li\u003e\n\u003cli data-section-id=\"8jl2al\" data-start=\"1412\" data-end=\"1443\"\u003eCompatible App: CASIO WATCHES\u003c\/li\u003e\n\u003cli data-section-id=\"14cypgd\" data-start=\"1444\" data-end=\"1466\"\u003eAuto time adjustment\u003c\/li\u003e\n\u003cli data-section-id=\"13h77cp\" data-start=\"1467\" data-end=\"1487\"\u003eEasy watch setting\u003c\/li\u003e\n\u003cli data-section-id=\"10tg960\" data-start=\"1488\" data-end=\"1525\"\u003eApproximately 300 world time cities\u003c\/li\u003e\n\u003cli data-section-id=\"1cayffq\" data-start=\"1526\" data-end=\"1540\"\u003ePhone finder\u003c\/li\u003e\n\u003cli data-section-id=\"djk16s\" data-start=\"1541\" data-end=\"1560\"\u003eReminder function\u003c\/li\u003e\n\u003cli data-section-id=\"18gxar1\" data-start=\"1561\" data-end=\"1625\"\u003eTime \u0026amp; Place log feature \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWatch Functions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1647\" data-end=\"2003\"\u003e\n\u003cli data-section-id=\"lvxu6k\" data-start=\"1647\" data-end=\"1721\"\u003eWorld Time:\n\u003cul data-start=\"1663\" data-end=\"1721\"\u003e\n\u003cli data-section-id=\"d3au4b\" data-start=\"1663\" data-end=\"1678\"\u003e38 time zones\u003c\/li\u003e\n\u003cli data-section-id=\"sgrm0b\" data-start=\"1681\" data-end=\"1698\"\u003e38 cities + UTC\u003c\/li\u003e\n\u003cli data-section-id=\"1lesk9i\" data-start=\"1701\" data-end=\"1721\"\u003eDST auto switching\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xeitbf\" data-start=\"1722\" data-end=\"1746\"\u003e1\/100-second stopwatch\u003c\/li\u003e\n\u003cli data-section-id=\"4h5e7y\" data-start=\"1747\" data-end=\"1764\"\u003eCountdown timer\u003c\/li\u003e\n\u003cli data-section-id=\"k2n5es\" data-start=\"1765\" data-end=\"1781\"\u003e5 daily alarms\u003c\/li\u003e\n\u003cli data-section-id=\"1gcxeqe\" data-start=\"1782\" data-end=\"1802\"\u003eHourly time signal\u003c\/li\u003e\n\u003cli data-section-id=\"xxqc4c\" data-start=\"1803\" data-end=\"1838\"\u003eFull auto-calendar (to year 2099)\u003c\/li\u003e\n\u003cli data-section-id=\"99cnen\" data-start=\"1839\" data-end=\"1859\"\u003eHand shift feature\u003c\/li\u003e\n\u003cli data-section-id=\"1v70r70\" data-start=\"1860\" data-end=\"1879\"\u003e12\/24-hour format\u003c\/li\u003e\n\u003cli data-section-id=\"27dbze\" data-start=\"1880\" data-end=\"1910\"\u003eDay display in six languages\u003c\/li\u003e\n\u003cli data-section-id=\"v4750n\" data-start=\"1911\" data-end=\"2003\"\u003eAccuracy: ±15 seconds\/month (without Bluetooth sync) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eLighting\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2018\" data-end=\"2169\"\u003e\n\u003cli data-section-id=\"70ac5q\" data-start=\"2018\" data-end=\"2036\"\u003eDouble LED light\u003c\/li\u003e\n\u003cli data-section-id=\"1tng23b\" data-start=\"2037\" data-end=\"2056\"\u003eSuper Illuminator\u003c\/li\u003e\n\u003cli data-section-id=\"118cbnp\" data-start=\"2057\" data-end=\"2075\"\u003eLED color: White\u003c\/li\u003e\n\u003cli data-section-id=\"1009y7\" data-start=\"2076\" data-end=\"2110\"\u003eSelectable illumination duration\u003c\/li\u003e\n\u003cli data-section-id=\"4p7hr4\" data-start=\"2111\" data-end=\"2169\"\u003eAfterglow function \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2195\" data-end=\"2352\"\u003e\n\u003cli data-section-id=\"1rhldmb\" data-start=\"2195\" data-end=\"2255\"\u003eApprox. 7 months operation on full charge under normal use\u003c\/li\u003e\n\u003cli data-section-id=\"pkxtbe\" data-start=\"2256\" data-end=\"2352\"\u003eApprox. 18 months in power-saving mode after full charge \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDesign Highlights\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2376\" data-end=\"2654\"\u003e\n\u003cli data-section-id=\"1t6z2g9\" data-start=\"2376\" data-end=\"2405\"\u003eFull-metal “CasiOak” design\u003c\/li\u003e\n\u003cli data-section-id=\"8yjhcj\" data-start=\"2406\" data-end=\"2457\"\u003eOctagonal bezel inspired by the original DW-5000C\u003c\/li\u003e\n\u003cli data-section-id=\"kawmnp\" data-start=\"2458\" data-end=\"2507\"\u003eSignature G-SHOCK red, blue, and yellow accents\u003c\/li\u003e\n\u003cli data-section-id=\"1lmowhc\" data-start=\"2508\" data-end=\"2561\"\u003ePremium brushed and mirror-polished stainless steel\u003c\/li\u003e\n\u003cli data-section-id=\"g3a1jz\" data-start=\"2562\" data-end=\"2654\"\u003eMade at Yamagata Casio (“mother factory” of G-SHOCK) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReddit users frequently praise the GM-B2100 series for its premium all-metal construction, Bluetooth + Tough Solar convenience, and stylish “dressier G-SHOCK” appearance, though some mention that the mineral glass feels less premium compared to sapphire at this price point\u003c\/p\u003e","brand":"CASIO","offers":[{"title":"Default Title","offer_id":47421467099314,"sku":null,"price":20500.0,"currency_code":"THB","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/9054\/2770\/files\/image_12.avif?v=1778487630","url":"https:\/\/densouvenir.com\/products\/casio-g-shock-gm-b2100sd-1c","provider":"DEN SOUVENIR","version":"1.0","type":"link"}