This is a Sinn U50 SDR, a great watch in great shape, with a submarine steel case and a tegimented black SDR bezel. It features a matte black dial with bold, legible markers and a Sellita SW300-1 movement.

• Condition: Excellent overall
• Case material: Submarine steel
• Bezel type: Tegimented black SDR
• Water resistance: 2000ft / 500m

Up for sale is Sinn U50 SDR, a great watch that's part of the seller's collection of divers.

• Watch diameter: 41.0mm
• Weight: 74g (head only)
• Water resistance: 500m depth rating

A Sinn U50 Fully Tegimented watch with interchangeable bezels, allowing it to be styled as a standard U50 or U50 SDR. The watch is in excellent shape and comes with various OEM parts, including multiple bezels, a tegimented bracelet, and a rubber strap.

• Condition: Excellent shape, no scratches
• Bezel Swap Time: less than 5 minutes
• Bracelet Length: practically new, all links included
• Rubber Strap Size: approximately 6.5 inches

A Sinn U50 SDR in excellent condition, with a non-tegimented case and full kit.

• Condition: Excellent
• Version: Non-tegimented
• Tegimented parts: Bezel

Selling a new Sinn U50 SDR-T on a bracelet, in excellent condition, with full kit.

• Condition: Excellent
• Purchase method: Watch Buys

A Sinn U50 watch with tegimented bracelet and rubber strap, featuring an SDR bezel that can be swapped with a standard bezel in under 5 minutes.

• Condition: Excellent shape
• Bracelet price: $300
• Bezel price: $500
• Rubber size: approx. 6.5 inches