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U-Boat Classico Vintage 40mm Ref. 8891 |
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AISI 316L steel with distinguishing crown on left side |
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Sealed with 6 screws and U-cut sapphire crystal |
Maker | U-Boat |
Movement | Swiss automatic winding with U-BOAT technical specifications. Custom skeletonized rotor. Frequency 28,800 vibrations / hour power reserve 44 hours. 26 rubies. |
Dial | Gray metal with soleil treatment. Light metal spheres with beige superluminova. |
Luminous | SuperLuminova |
Case | AISI 316L steel |
Crown type | Distinguishing crown on left side. |
Lug width | 20mm |
Crystal material | Highest quality sapphire, with anti-reflective treatment. |
Strap | Black, in laser-cut leather aged with natural process. Handmade in Tuscany by expert craftsmen. Seams in waxed cotton. Width: 20/18 mm. Strap: ref. 9196. Steel tongue buckle. Buckle: ref. 7019 / SCREWS |
Water resistance | 100m |
Dimensions | 40mm in diameter, 47mm lug to lug, 13.5mm thick |
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