{"product_id":"u-boat-darkmoon-oil-immersion-men-s-blue-watch-9021-c","title":"U-Boat Darkmoon Oil Immersion Men’s Blue Watch","description":"\u003cp\u003e\u003cstrong\u003eU-Boat Darkmoon Blue Soleil Ref. 9021\/C\u003c\/strong\u003e brings colour and innovation together in a refined 41.5mm format, combining U-Boat’s oil immersion technology with a striking blue soleil dial for exceptional depth and clarity.\u003c\/p\u003e\n\u003cp\u003ePowered by the \u003cstrong\u003eSwiss Ronda 712.3 quartz movement\u003c\/strong\u003e, lubricated in an oil bath, this model delivers precise and reliable timekeeping with a minimalist display of hours and minutes. The visible air bubble compensates for temperature variations, underlining the Darkmoon’s distinctive technical character.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003estainless steel case\u003c\/strong\u003e is completely oil-filled to create the illusion of an absent crystal and enhance legibility, complemented by a left-positioned crown and curved sapphire crystal. Finished with a durable \u003cstrong\u003eblack vulcanised rubber strap\u003c\/strong\u003e featuring an easy-release system and steel buckle, this Darkmoon offers modern design with unmistakable U-Boat identity.\u003c\/p\u003e\n\n\u003ch3\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhat makes the oil immersion design unique?\u003c\/strong\u003e The oil-filled case enhances dial depth and legibility, creating the illusion of no crystal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhat movement powers this watch?\u003c\/strong\u003e It uses a Swiss Ronda 712.3 quartz movement lubricated in an oil bath.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIs the dial luminous?\u003c\/strong\u003e Yes, the hands, numbers, and indexes are treated with beige Superluminova.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIs the battery easy to replace?\u003c\/strong\u003e Yes, the locking ring system allows quick battery replacement.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIs it suitable for everyday wear?\u003c\/strong\u003e Yes, its robust stainless steel case and rubber strap make it ideal for daily use.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"U-Boat","offers":[{"title":"Default Title","offer_id":48260019519733,"sku":null,"price":1139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/9458\/0469\/files\/u-boat-watches-9021_C_1.png?v=1781339279","url":"https:\/\/larevv.com\/de\/products\/u-boat-darkmoon-oil-immersion-men-s-blue-watch-9021-c","provider":"Larevv","version":"1.0","type":"link"}