Core features of the Sommerso Collection:

• The crown is placed at the left hand side and is fitted with U-Boat’s patented crown protection system.
• Each model is engraved with a unique serial number on the side of the case.
• The models feature a uni-directional bezel.
• An anti-reflective sapphire crystal with a lens over the date covers the dial.
• The watch is water resistant up to 30 bars or 300 metres. 

Model Specifications: 9015

• The DLC coated stainless steel case is 46 mm in diameter.
• The black dial features beige indices and an exposed ruby. The 12, 4 and 8 o’clock hour markers have been replaced with Arabic numerals. The numerals are bordered by a steel brushed frame. The seconds hand and the 24 hour indicator end with a blue tip.
• An ultra-resistant vulcanised rubber strap guarantees comfort to the wearer.
• Functions on the model include hours, minutes, seconds, a date aperture and a screw down crown. The model also features a 24 hour indicator.
• Movement type – Swiss automatic mechanical with a 38 hour power reserve, 26 jewels and a frequency of 28,800 A/h.