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
38
Listings

Families

Classic Timepieces

Diving Watches

Frankfurt Financial District

Instrument Chronographs

Instrument Watches

Ladies Watches

Special Edition

Current Listings

[WTS] Sinn 556i RS - 2024 - Full Kit - $1400

Sinn 556i RS - 2024 - Full Kit - $1400

Sinn - 556i RS · $1,400
A 2024 Sinn 556i RS, a highly respected everyday tool watch from the German brand Sinn, known for its exceptional legibility and clean minimalist aesthetic.

  • Condition: Excellent condition
  • Year: 2024
  • Movement: Sellita SW200-1 automatic movement
  • Case size: 38.5mm
Posted at
May 17, 2026, 7:52 PM
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[WTS] Sinn 556i RS - Full Kit - 2024 - $1400

Sinn 556i RS - Full Kit - 2024 - $1400

Sinn - 556i RS · $1,400
This Sinn 556i RS is a 2024 model with a clean minimalist aesthetic and exceptional legibility, featuring a Sellita SW200-1 automatic movement. It has been lightly worn and remains in excellent overall condition.

  • Condition: Excellent
  • Year: 2024
  • Bracelet type: H-link
  • Case size: 38.5mm diameter
Posted at
May 17, 2026, 5:46 PM
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[WTS] EU - Sinn 556RS

EU - Sinn 556RS

Sinn - 556RS · $1,050
A classic Sinn 556RS with a Sellita SW200 movement, stainless steel case, and glossy black dial.

  • Case diameter: 38.5 mm
  • Height: 11 mm
  • Depth rating: 20 bar
Posted at
May 17, 2026, 9:33 AM
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[WTS] Sinn 556 Annivesary 1961-2016 LE w/ H-link bracelet

Sinn 556 Annivesary 1961-2016 LE w/ H-link bracelet

Sinn - 556 Annivesary 1961-2016 LE · $1,500
The Sinn 556 Annivesary 1961-2016 Limited Edition is a special edition watch celebrating the company's anniversary. It comes with a H-link bracelet and features an outer anti-reflective coating.

  • Condition: great condition with minor scratches/hairlines on bracelet/case and AR coating
  • Accessories: full-kit
  • Payment Methods: Wise/Revolut/Crypto, Paypal F&F or G&S
Posted at
May 17, 2026, 4:15 AM
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[WTS] Sinn 936 S Black Chronograph Fully Tegimented New Release Limited (100) Unworn

Sinn 936 S Black Chronograph Fully Tegimented New Release Limited (100) Unworn

Sinn - 936 S · $4,950
This is a limited edition Sinn 936 S Black Chronograph Fully Tegimented watch that was recently released. It's brand new and still wrapped in plastic with its complete box/papers.

  • Condition: New, unworn
  • Material: Tegimented stainless steel
  • Limited edition size: 100 pieces
Posted at
May 16, 2026, 4:37 PM
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[WTS] Sinn 356 Pilot Chronograph – Black Dial Classic, Pure Tool Watch DNA

Sinn 356 Pilot Chronograph – Black Dial Classic, Pure Tool Watch DNA

Sinn - 356 · $2,400
The Sinn 356 Pilot Chronograph is a compact and versatile tool watch with a matte black dial, tri-compax layout, and excellent legibility. It has a classic look with vintage proportions and modern capability.

  • Condition: Great, light signs of wear
  • Case size: 38.5mm diameter
  • Movement: Automatic chronograph (Valjoux 7750 base)
  • Crystal material: Acrylic
Posted at
May 16, 2026, 4:20 PM
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[WTS] Sinn 556 LE Emerald Green

Sinn 556 LE Emerald Green

Sinn - 556 LE · $1,660
Sinn 556 LE Emerald Green, limited edition with a green dial that stands out in different lighting and wears well on the wrist.

  • Condition: Very good overall
  • Shipping Cost: $10 USPS shipping within CONUS
Posted at
May 16, 2026, 2:08 PM
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[WTS] Sinn 104 St Sa A - Black with H-link bracelet

Sinn 104 St Sa A - Black with H-link bracelet

Sinn - 104 St Sa A · $1,350
A Sinn 104 St Sa A in black with a H-link bracelet, considered to be in mint condition with minor cosmetic issues.

  • Condition: Mint condition with mainly scratches on bracelet (9/10)
  • Accessories: Full-kit including without sinn tool
  • Payment Methods: Wise/Revolut/Crypto (preferred), PayPal F&F or G&S
Posted at
May 16, 2026, 9:53 AM
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[WTS] Sinn 104 Blue w/ H-link bracelet

Sinn 104 Blue w/ H-link bracelet

Sinn - 104 Blue · $1,350
A Sinn 104 Blue with an H-link bracelet in excellent condition, featuring a full-kit without the Sinn tool.

  • Condition: 8.5/10 with mainly scratches on bracelet and hairlines on case sides
  • Accessories: full-kit without Sinn tool
  • Payment Methods: Wise/Revolut/Crypto/Paypal (F&S)
  • Shipping Cost Included: true
Posted at
May 16, 2026, 9:51 AM
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