| Reference Ocarat | #37670 |
| Reference | 104.011 Acier |
| Brand | Sinn |
| Product Type | Watch |
| Gender | Men |
| Color | Black |
| Material | Steel |
| Material Quality | 316L stainless steel |
| Finish | Polished / Shiny |
| Warranty | 2 Years |
| Thickness (in mm) | 11,50 |
| Diameter (in mm) | 41,00 |
| Manufacturing | Germany |
| Labels and Certificates | Authorized Retailer |
| Case Shape | Round |
| Case Weight (in g) | 73,00 |
| Bezel | Bidirectional Visual Countdown |
| Watch Case Back | Exhibition Case Back Screwed caseback |
| Glass Quality | Sapphire Crystal |
| Glass Treatment | Double Anti-Reflective Coating |
| Watch Case Types | Date Day |
| Buttons | 1 Crown |
| Screw Crown | Yes |
| Water Resistance (in ATM) | 20 |
| Frequency | 28,800 A/h (4 Hz) |
| Movements | Automatic (rotor) |
| Movement Type | Swiss Movement |
| Movement Brand | Sellita |
| Calibers (Movements) | Sellita SW 220-1 |
| Calendar and Time | Dates Days Hours Minutes Seconds |
| Timekeeping and Measurement | Hacking seconds device |
| Power Reserve (Maximum Duration) | 38 hours |
| Display Type | Analog (hands) |
| Display Specifications | Arabic Numerals Luminescent hands and indexes |
| Techniques and Mechanics | Rotating bezel |
| Bracelet Material | Stainless Steel |
| Strap Color | Gray |
| Watch Clasp | Deployant buckle with safety clasp |
| Lug Width (in mm) | 20,00 |
| Activities | Aviation Yachting / Sailing |
The latest addition to the aviator watch lineup, the 104 St Sa Arabic was crafted in the purest Sinn tradition.
The Watch
The round polished stainless steel case features a sapphire crystal with double anti-reflective coating, measuring 41 mm in diameter, 11.5 mm thick, and weighing 73 grams without the bracelet. The black dial showcases three luminescent white hands, luminescent white indices, and two windows for the date and day at 3 o'clock. Each hour is marked with Arabic numerals. The case is fitted with a bi-directional bezel offering a visual countdown function. The crown is screw-down. The caseback is also sapphire crystal, revealing the movement and its gears.
Fitted with a 316L stainless steel bracelet and a deployment clasp, this watch is water-resistant to 20 ATM (200 meters) - making it the perfect companion for swimming or scuba diving.
The Movement
This watch houses a Swiss automatic Sellita SW220-1 movement. This 26-jewel caliber displays hours, minutes, seconds, date, and day. It features a hacking seconds mechanism for precise time-setting. The movement beats at 28,800 vph with a 38-hour power reserve.




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Steel Pilot Watch 104 St Sa Arabic
(Ref. 37670)