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 unidirectional 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: 9520/MT

• The stainless steel case measures 46 mm in diameter.
• The green gradient dial features white 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 minutes hand and the 24 hour indicator end with a red tip.
• The model is finished with a stainless steel bracelet.
• 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, 25 jewels and a frequency of 28,800 A/h.
• Calibre – SW 200 Sellita.

Core features of the Darkmoon Collection:

• The crown is placed on the left-hand side and is fitted with U-Boat’s patented crown protection system.
• A curved sapphire glass crystal covers the dial.
• The case is filled with a special oil that emphasizes the dial and increases readability. A visible air bubble is left to compensate for temperature variations.
• Water-resistant up to 5 bars or 50 meters. 

Model Specifications: 9021

• The stainless steel case measures 40 mm.
• The case back has the brand’s innovative Locking Ring System and enables quick battery replacement.
• Polished metal hands and Arabic numerals contrast the blue brushed Soleil dial.
• Both the hands and indices are luminescent.
• Guaranteeing ultimate comfort is an ultra-resistant vulcanised black rubber strap. It fastens with a stainless steel buckle.
• Features on the model include hours and minutes.
• Movement type – Quartz
• Calibre – Ronda 762