U-Boat Sommerso DLC Diver Men’s Black Watch

U-Boat Sommerso DLC Bracelet Ref. 9015/MT embodies total black diving performance, combining professional-grade capability with a bold, technical aesthetic defined by ultra-resistant DLC coating.

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 and secure screw-down crown.

The 46mm stainless steel case with black DLC treatment is engineered for extreme underwater conditions, offering an impressive 300 metres of water resistance. Finished with a sapphire crystal featuring anti-reflective treatment and date magnifier, and paired with a solid DLC-coated stainless steel bracelet with deployant clasp and micro-adjustment system, this Sommerso delivers uncompromising strength and unmistakable U-Boat presence.

Questions & Answers

• Is the Sommerso DLC 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 is the benefit of the DLC coating? DLC enhances scratch resistance, durability, and long-term wear protection.
• Does the bracelet allow adjustment? Yes, it features screw-in links and a deployant clasp with micro-adjustments.
• Are the dial details luminous? Yes, the hands, markers, and numerals are treated with Superluminova.