Sinn

Founded in 1961 by flight instructor Helmut Sinn, the brand has established itself as a leader in professional tool watches. Their innovations include oil-filled cases for perfect underwater legibility and Tegiment technology for enhanced scratch resistance. The brand's expertise spans from pilot chronographs to professional diving watches, with collections like the U-series and 756/956 demonstrating their technical prowess. Each timepiece showcases their commitment to creating robust, functional instruments that meet the highest professional standards.

155
Watches
7
Families
20
Listings

Families

Classic Timepieces

Diving Watches

Frankfurt Financial District

Instrument Chronographs

Instrument Watches

Ladies Watches

Special Edition

Current Listings

[WTS] 2021 Sinn 144 St S 60th Anniversary II - Full Kit, Limited Edition #470/600, Absolute Mint - $3600

2021 Sinn 144 St S 60th Anniversary II - Full Kit, Limited Edition #470/600, Absolute Mint - $3600

Sinn - 144 St S · $3,600
A limited edition Sinn watch with a black tegimented case and decorated movement through the back. It's in almost brand new condition with minor scratches on the back of the bracelet.

  • Condition: Almost brand new, tiny scratches on the back of bracelet
  • Case size: 41mm diameter
  • Movement: Automatic (7750)
  • Water resistance: 200m depth rating
Posted at
Aug 23, 2025, 9:10 AM
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[WTS] Sinn 956 Klassic Chronograph with Sinn Brown Suede Strap | Excellent Condition | $1930

Sinn 956 Klassic Chronograph with Sinn Brown Suede Strap | Excellent Condition | $1930

Sinn - 956 Klassic Chronograph · $1,930
The Sinn 956 Klassic Chronograph features a 41mm case with a stunning cream dial. The watch is in excellent condition and the chronograph works perfectly.

  • Condition: Excellent Condition
  • Case size: 41mm
  • Strap material: Brown Suede
Posted at
Aug 22, 2025, 1:03 PM
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[WTS] Sinn 556i

Sinn 556i

Sinn - 556i · $1,125
For sale is this Sinn 556i, which keeps good time and has some scratches on the bracelet from normal wear.

  • Condition: Excellent with scratches on the bracelet
  • Bracelet Condition: some scratches from normal wear
Posted at
Aug 22, 2025, 10:53 AM
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[WTS] Sinn 6060 World Time GMT - Like New

Sinn 6060 World Time GMT - Like New

Sinn - 6060 · $2,200
A Sinn 6060 World Time GMT in fantastic shape with very light wear and no scratches, available for sale.

  • Condition: Like New
  • Warranty: new (refer to seller)
  • Location: Canada
  • Shipping: available internationally
Posted at
Aug 22, 2025, 8:19 AM
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[WTS] Sinn 756. Tegimented. Box and Links.

Sinn 756. Tegimented. Box and Links.

Sinn - 756 · $1,795
This Sinn 756 is an automatic watch that comes with its box and links, and runs well.

  • Condition: Runs good
  • Box And Links: Yes
  • Shipping: Fedex with insurance
Posted at
Aug 21, 2025, 8:43 PM
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[WTS] Sinn 556 Carnelian Red Limited Edition - Brand New - Still in the factory plastic

Sinn 556 Carnelian Red Limited Edition - Brand New - Still in the factory plastic

Sinn - 556 Carnelian Red Limited Edition · $1,650
This Limited Edition Sinn 556 in Carnelian Red is a one-of-400 model that comes with the original box, hardware, band, tool, and warranty card. It features a SW200-1 movement, 38.5mm case diameter, 20mm lug width, 11mm case thickness, and is waterproof up to 20 bar.

  • Condition: Brand new, never worn
  • Case thickness: 11 mm
  • Band lug width: 20 mm
  • Water resistance: 20 bar
Posted at
Aug 20, 2025, 5:27 PM
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[WTS] Sinn 104 St SA with canvas st

Sinn 104 St SA with canvas st

Sinn - 104 St SA · $1,250
A Sinn 104 St SA watch featuring a green dial, comes with extra accessories and documentation.

  • Condition: Mint with few hairlines on case side
  • Canvas strap: true
  • Box and papers included: true
Posted at
Aug 19, 2025, 1:12 AM
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FS Only - Sinn U1 on Greg Stevens Strap - $1449 shipped

FS Only - Sinn U1 on Greg Stevens Strap - $1449 shipped

Sinn - U1 · $1,449.001
This Sinn U1 is a high-quality watch that comes with various straps, including a Greg Stevens leather strap. It has minor cosmetic issues, such as a tiny speck under the crystal above the date window, but no major problems.

  • Condition: Pre-owned
  • Origin: Originally purchased in Japan
  • Year Of Purchase: 2020
  • Straps Included: Greg Stevens leather strap and additional aftermarket straps
Posted at
Aug 17, 2025, 4:39 PM
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REDUCED Sinn 157

REDUCED Sinn 157

Sinn - 157 · $1,395.001
Up for sale is my Sinn 157, a later version with cushioned pushers and 200M water resistance. It has the iconic Lemania 5100 movement and all functions work flawlessly.

  • Condition: Pre-owned
  • Water Resistance: 200M
  • Movement: Lemania 5100
  • Warranty History: Unknown
Posted at
Aug 14, 2025, 2:04 PM
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