New Release
SJX announces the limited edition Sinn U Black, a robust diver's watch crafted from submarine steel. This post introduces the technical specifications and unique design of this special release, offering an exclusive look at a prototype model with insights into its production version.
NB: The watch pictured is a prototype, the final production version will have a matching grey/black date wheel.
T e c h n i c a l I n f o r m a t i o n
Model U Black - The Robust Diver’s Watch Made of Submarine Steel
The Hour Glass Limited Edition 399 pieces
Movement:
- ETA 2824-2
- Mechanical movement
- Automatic winding
- 25 jewels
- 28,800 semi-oscillations per hour
- Shock-resistant according to DIN 8308
- Anti-magnetic according to DIN 8309
Functions:
- Hours, minutes, sweep seconds with stop-seconds
- Date at 3 o’clock
- Diver’s rotating bezel with luminous triangle
Case:
- Model U Black with black hard coating
- Back case engraved with “U Black The Hour Glass Limited 399”
- According to technical demands of diver’s norm DIN 8306
- Submarine steel, pearl-polished, seawater resistant
- Unremovable diver’s rotating bezel hardened to 1,500 HV
- Flat sapphire crystal on the front, anti-reflective on both sides
- Screwed-down case back made of submarine steel (inscriptions in German)
- Screwed-in crown with two gaskets in series
- Water-resistant according to DIN 8310
- Pressure-proof to 100 bar (=1000 m water depth)
- Safe below atmospheric pressure
Measurements:
- ∅: 44 mm
- Height at mid-watch: 14,3 mm
- Lug width: 22 mm
Dial:
- Black, markers inlaid with grey long-luminous special paint
- Grey date display at 3 o’clock
Hands:
- Grey hour and minute hands inlaid with long-luminous special paint
- Grey sweep second hand
Strap: - Silicone rubber strap
Guarantee: - 2 years
Here is the U Black with the Tempus U1:
This message has been edited by SJX on 2008-10-04 07:33:14
Information from Sinn: The U Series: Diver’s Watches Made of Submarine Steel. When diving, whether professionally or for sport, people go to their limits. Therefore, they place extremely high demands on their technical equipment. An important factor for survival is the precise surveillance of time – for dive lengths, but even more decisive are the decompression phases when surfacing. Innovations in watchmaking of the last few years have concentrated on legibility, lasting functionality, and pres
The U Black is not black at all but whole patch of grey. Hope the production version will have a black dial to match the grey hands.
The 1st release is more legible, which is important for a Diving watch. The last one is mysterious, and even if not really easily legible, quite interesting. I loved your pics, SJX! Thanks for sharing! Nicolas
... I know it is a current watch fashion trend, but I fail to see the sense in watch with dials that hide the time. Somehow decadent in my eyes, but I know I am the anti-trendscout ... Best regards, Marcus
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