U-Boat Sommerso Ceramic Diver Men’s Blue Watch

U-Boat Sommerso Ceramic Blue Bracelet Ref. 9519/MT captures U-BOAT’s unmistakable DNA in a professional dive watch that balances rugged performance with refined Italian style.

Powered by the Swiss Sellita SW200 automatic mechanical movement, customised to U-BOAT specifications, this model operates at 28,800 vibrations per hour with a 41-hour power reserve. It delivers hours, minutes, seconds, date, and a 24-hour indicator, supported by a unidirectional rotating bezel with a blue and black ceramic insert.

The 46mm satin-finished stainless steel case is engineered for serious underwater use, offering an impressive 300 metres of water resistance. Finished with a sapphire crystal featuring anti-reflective treatment and date magnifier, and paired with a robust stainless steel bracelet with deployant clasp and micro-adjustment system, this Sommerso is built for confidence on land and at depth.

Questions & Answers

• Is the Sommerso Ceramic suitable for professional diving? Yes, it offers 300 metres water resistance and a unidirectional rotating bezel.
• What movement powers this watch? It uses the Swiss Sellita SW200 automatic movement customised by U-BOAT.
• What distinguishes the ceramic bezel? The blue and black ceramic insert features Superluminova references for underwater visibility.
• Does the bracelet allow adjustment? Yes, it features screw-in links and a deployant clasp with micro-adjustments.
• Are the dial elements luminous? Yes, the hands, indexes, and numerals are treated with Superluminova.