{"product_id":"mwc-1940s-1950s-dirty-dozen-pattern-general-service-watch-with-24-jewel-hand-winding-swiss-sw216-movement-and-box-sapphire-crystal-needs-attention","title":"MWC 1940s\/1950s \"Dirty Dozen\" Pattern General Service Watch with 24 Jewel Hand Winding Swiss SW216 Movement and Box Sapphire Crystal - Needs Attention","description":"\u003cp style=\"text-align: right;\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan style=\"color: rgb(204, 204, 204);\"\u003eMIL#6581.4 \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\"\u003eLOCATION: UK\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style=\"color: #ff2a00;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis watch is a \u003cmeta charset=\"utf-8\"\u003eW10\/445-23CH \u003c\/span\u003e\u003cspan\u003eWe buy these watches from various defence auctions and other horological sales below is a summary of the issues which this watch has.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"380\" data-start=\"171\"\u003e\u003cstrong data-end=\"181\" data-start=\"171\"\u003eModel:\u003c\/strong\u003e\u003cspan\u003e \u003cmeta charset=\"utf-8\"\u003eW10\/445-23CH\u003c\/span\u003e\u003cbr data-end=\"199\" data-start=\"196\"\u003e\u003cstrong data-end=\"213\" data-start=\"199\"\u003eCondition:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNew\u003cbr data-end=\"263\" data-start=\"260\"\u003e\u003cstrong data-end=\"273\" data-start=\"263\"\u003eFault:\u003c\/strong\u003e\u003cspan\u003e The watch is not running, but we don't know what the issue is but clearly for anyone with horological skills it's going to be straightforward enough because it uses a readily available Swiss Sellita 216 movement which is pretty straightforward to maintain. \u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"385\" data-start=\"382\"\u003e\n\u003cp data-end=\"330\" data-start=\"304\"\u003e\u003cstrong data-end=\"317\" data-start=\"304\"\u003eSKU Code:\u003c\/strong\u003e W10\/445-23CH\u003c\/p\u003e\n\u003chr data-end=\"335\" data-start=\"332\"\u003e\n\u003ch3 data-end=\"361\" data-start=\"337\"\u003e\u003cstrong data-end=\"361\" data-start=\"341\"\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"770\" data-start=\"363\"\u003eThis classic hand-wound \u003cstrong data-end=\"407\" data-start=\"387\"\u003eMWC W10\/445-23CH\u003c\/strong\u003e military watch is a modern recreation of the iconic British military timepieces used from the 1940s to 1950s. Powered by a \u003cstrong data-end=\"583\" data-start=\"531\"\u003eSwiss Sellita SW216 24-jewel mechanical movement\u003c\/strong\u003e, it features a small subsidiary seconds dial and faithfully retains the look and feel of the original issue watches — but with several key upgrades for modern durability and reliability.\u003c\/p\u003e\n\u003cp data-end=\"1150\" data-start=\"772\"\u003eOne of the most significant improvements is the use of a \u003cstrong data-end=\"884\" data-start=\"829\"\u003eshatter- and scratch-resistant sapphire box crystal\u003c\/strong\u003e, which mimics the vintage domed plexiglass appearance but without any of the drawbacks. Combined with a screw-down crown and caseback, this allows for \u003cstrong data-end=\"1093\" data-start=\"1036\"\u003eenhanced water resistance up to 100 meters (330 feet)\u003c\/strong\u003e — a significant leap beyond the original specifications.\u003c\/p\u003e\n\u003cp data-end=\"1342\" data-start=\"1152\"\u003eCrafted from \u003cstrong data-end=\"1204\" data-start=\"1165\"\u003emilitary-grade 316L stainless steel\u003c\/strong\u003e, the watch includes a black dial with Luminova lume, hacking seconds, and a period-correct \u003cstrong data-end=\"1312\" data-start=\"1296\"\u003ecanvas strap\u003c\/strong\u003e in true 1950s military style.\u003c\/p\u003e\n\u003chr data-end=\"1347\" data-start=\"1344\"\u003e\n\u003ch3 data-end=\"1371\" data-start=\"1349\"\u003e\u003cstrong data-end=\"1371\" data-start=\"1353\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1444\" data-start=\"1375\"\u003e\n\u003cstrong data-end=\"1393\" data-start=\"1375\"\u003eCase Diameter:\u003c\/strong\u003e 36.5mm (excluding crown), 39mm (including crown)\u003c\/li\u003e\n\u003cli data-end=\"1469\" data-start=\"1447\"\u003e\n\u003cstrong data-end=\"1462\" data-start=\"1447\"\u003eLug to Lug:\u003c\/strong\u003e 43mm\u003c\/li\u003e\n\u003cli data-end=\"1495\" data-start=\"1472\"\u003e\n\u003cstrong data-end=\"1486\" data-start=\"1472\"\u003eThickness:\u003c\/strong\u003e 12.5mm\u003c\/li\u003e\n\u003cli data-end=\"1539\" data-start=\"1498\"\u003e\n\u003cstrong data-end=\"1516\" data-start=\"1498\"\u003eCase Material:\u003c\/strong\u003e 316L Stainless Steel\u003c\/li\u003e\n\u003cli data-end=\"1606\" data-start=\"1542\"\u003e\n\u003cstrong data-end=\"1554\" data-start=\"1542\"\u003eCrystal:\u003c\/strong\u003e Sapphire box crystal with anti-reflective coating\u003c\/li\u003e\n\u003cli data-end=\"1632\" data-start=\"1609\"\u003e\n\u003cstrong data-end=\"1624\" data-start=\"1609\"\u003eDial Color:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli data-end=\"1668\" data-start=\"1635\"\u003e\n\u003cstrong data-end=\"1657\" data-start=\"1635\"\u003eLuminous Material:\u003c\/strong\u003e Luminova\u003c\/li\u003e\n\u003cli data-end=\"1751\" data-start=\"1671\"\u003e\n\u003cstrong data-end=\"1684\" data-start=\"1671\"\u003eMovement:\u003c\/strong\u003e Swiss Sellita SW216 hand-wound, 24 jewels, with hacking function\u003c\/li\u003e\n\u003cli data-end=\"1799\" data-start=\"1754\"\u003e\n\u003cstrong data-end=\"1775\" data-start=\"1754\"\u003eWater Resistance:\u003c\/strong\u003e 100m \/ 330ft \/ 10 ATM\u003c\/li\u003e\n\u003cli data-end=\"1855\" data-start=\"1802\"\u003e\n\u003cstrong data-end=\"1812\" data-start=\"1802\"\u003eStrap:\u003c\/strong\u003e 18mm 1950s-pattern military canvas strap\u003c\/li\u003e\n\u003cli data-end=\"1887\" data-start=\"1858\"\u003e\n\u003cstrong data-end=\"1873\" data-start=\"1858\"\u003eStrap Bars:\u003c\/strong\u003e Solid fixed\u003c\/li\u003e\n\u003cli data-end=\"1924\" data-start=\"1890\"\u003e\n\u003cstrong data-end=\"1911\" data-start=\"1890\"\u003eCaseback \u0026amp; Crown:\u003c\/strong\u003e Screw-down\u003c\/li\u003e\n\u003cli data-end=\"1968\" data-start=\"1927\"\u003e\n\u003cstrong data-end=\"1945\" data-start=\"1927\"\u003eSerial Number:\u003c\/strong\u003e Engraved on caseback\u003c\/li\u003e\n\u003cli data-end=\"2018\" data-start=\"1971\"\u003e\n\u003cstrong data-end=\"1985\" data-start=\"1971\"\u003ePackaging:\u003c\/strong\u003e Supplied in a presentation box\u003c\/li\u003e\n\u003cli data-end=\"2044\" data-start=\"2021\"\u003e\n\u003cstrong data-end=\"2034\" data-start=\"2021\"\u003eWarranty:\u003c\/strong\u003e 24 months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2049\" data-start=\"2046\"\u003e\n\u003ch3 data-end=\"2091\" data-start=\"2051\"\u003e\u003cstrong data-end=\"2091\" data-start=\"2055\"\u003eAbout the \"Dirty Dozen\" Heritage\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"2501\" data-start=\"2093\"\u003eThe final image on this listing shows the original \"Dirty Dozen\" — twelve companies that were commissioned to make watches for the British Ministry of Defence: \u003cem data-end=\"2357\" data-start=\"2253\"\u003eBuren, Cyma, Eterna, Grana, Jaeger-LeCoultre, Lemania, Longines, IWC, Omega, Record, Timor, and Vertex\u003c\/em\u003e. While MWC did not exist at the time (founded in 1974), this model pays tribute to those original designs with utmost respect and authenticity.\u003c\/p\u003e\n\u003cp data-end=\"2595\" data-start=\"2503\"\u003eFor those interested in the history of the Dirty Dozen, check out the following resources:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.acollectedman.com\/blogs\/journal\/59621443-the-story-of-the-dirty-dozen-the-first-wristwatches-specially-commissioned-for-the-british-army\" target=\"_blank\"\u003eThe Dirty Dozen 1\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.hodinkee.com\/articles\/dirty-dozen-twelve-military-watches\" target=\"_blank\"\u003eThe Dirty Dozen 2\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/monochrome-watches.com\/your-guide-to-the-dirty-dozen-including-the-only-british-member-vertex\/\" target=\"_blank\"\u003eThe Dirty Dozen 3\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2666\" data-start=\"2663\"\u003e\n\u003ch3 data-end=\"2697\" data-start=\"2668\"\u003e\u003cstrong data-end=\"2697\" data-start=\"2672\"\u003eWhy Sapphire Crystal?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"2778\" data-start=\"2699\"\u003eMany ask why we use \u003cstrong data-end=\"2740\" data-start=\"2719\"\u003esapphire crystals\u003c\/strong\u003e instead of mineral glass. Here’s why:\u003c\/p\u003e\n\u003cp data-end=\"3064\" data-start=\"2780\"\u003eSapphire is one of the hardest and most durable materials available for watch crystals. It’s \u003cstrong data-end=\"2907\" data-start=\"2873\"\u003eshatter- and scratch-resistant\u003c\/strong\u003e, making it ideal for demanding conditions faced by military personnel, police officers, and outdoor adventurers — who make up over 70% of our customer base.\u003c\/p\u003e\n\u003cp data-end=\"3395\" data-start=\"3066\"\u003eEven hardened mineral glass doesn’t come close. Over 90% of cracked crystal repairs we see are on watches with mineral glass. The sapphire used here is \u003cstrong data-end=\"3263\" data-start=\"3218\"\u003eheat-treated to eliminate internal stress\u003c\/strong\u003e, then coated with \u003cstrong data-end=\"3323\" data-start=\"3282\"\u003etwo layers of anti-reflective coating\u003c\/strong\u003e — similar to what you now find on high-end smartphones like the iPhone.\u003c\/p\u003e\n\u003cp data-end=\"3503\" data-start=\"3397\"\u003eSapphire does add to the cost — but if you value long-term durability and clarity, it’s worth every penny.\u003c\/p\u003e\n\u003chr data-end=\"3508\" data-start=\"3505\"\u003e\n\u003ch3 data-end=\"3561\" data-start=\"3510\"\u003e\u003cstrong data-end=\"3561\" data-start=\"3514\"\u003eWinding Guidelines – Sellita SW216 Movement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"3831\" data-start=\"3563\"\u003eTo fully wind the SW216 movement from empty, rotate the crown approximately \u003cstrong data-end=\"3657\" data-start=\"3639\"\u003e20 to 25 turns\u003c\/strong\u003e. Unlike many other hand-wound watches (which often require 30–40 turns), this movement requires fewer rotations to reach full power — delivering a \u003cstrong data-end=\"3830\" data-start=\"3805\"\u003e42-hour power reserve\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"3845\" data-start=\"3833\"\u003ePlease note:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"3945\" data-start=\"3848\"\u003eThe \u003cstrong data-end=\"3872\" data-start=\"3852\"\u003escrew-down crown\u003c\/strong\u003e adds another 3–4 turns during the final tightening, so factor this in.\u003c\/li\u003e\n\u003cli data-end=\"4017\" data-start=\"3948\"\u003eMost users find \u003cstrong data-end=\"3987\" data-start=\"3964\"\u003e15–17 turns per day\u003c\/strong\u003e sufficient when worn daily.\u003c\/li\u003e\n\u003cli data-end=\"4088\" data-start=\"4020\"\u003eYou'll quickly develop a feel for the right amount after a few days.\u003c\/li\u003e\n\u003cli data-end=\"4365\" data-start=\"4090\"\u003e\n\u003cp data-end=\"4365\" data-start=\"4092\"\u003e⚠️ \u003cstrong data-end=\"4109\" data-start=\"4095\"\u003eImportant:\u003c\/strong\u003e Do \u003cstrong data-end=\"4129\" data-start=\"4113\"\u003enot overwind\u003c\/strong\u003e the watch. Overwinding occurs when a manually wound watch is turned beyond its mechanical limit, risking damage to the mainspring. This is not a concern with automatic watches, but essential to avoid on hand-wound models like this one.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"4370\" data-start=\"4367\"\u003e\n\u003cul\u003e\n\u003cli data-end=\"4485\" data-start=\"4372\"\u003e\u003cstrong data-end=\"4485\" data-start=\"4372\"\u003eExperience true vintage military style backed by modern engineering — a timeless piece built for the present.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MWC - Military Watch Company","offers":[{"title":"Default Title","offer_id":48222171758836,"sku":"MIL#6581.4","price":175.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0055\/4172\/4260\/files\/W10_445-23CHS.jpg?v=1750436371","url":"https:\/\/mil-time.com\/products\/mwc-1940s-1950s-dirty-dozen-pattern-general-service-watch-with-24-jewel-hand-winding-swiss-sw216-movement-and-box-sapphire-crystal-needs-attention","provider":"Tactico Logistics ROI ","version":"1.0","type":"link"}