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
47
Listings

Families

Classic Timepieces

Diving Watches

Frankfurt Financial District

Instrument Chronographs

Instrument Watches

Ladies Watches

Special Edition

Current Listings

[WTS] Sinn 104 White Dial LE – 1 of 200 – Rare config, rarely seen

Sinn 104 White Dial LE – 1 of 200 – Rare config, rarely seen

Sinn - 104 · $1,499
This is a rare white dial limited edition of the Sinn 104, with only 200 pieces made. It has a sharp contrast and red accents that make it stand out from other Sinns.

  • Condition: Excellent
  • Dial color: White
  • Limited edition: 1 of 200
  • Strap: Original Sinn leather strap
Posted at
May 3, 2026, 11:49 AM
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[WTS] Sinn U50 Tegimented Bracelet

Sinn U50 Tegimented Bracelet

Sinn - U50 · $2,700
For sale is a Sinn U50 with a Tegimented bezel and bracelet, coming with traditional clasp and diver extension. It includes all links, sized for a 17.5 cm wrist, and comes in its original box with papers.

  • Bracelet type: Tegimented
  • Clasp style: traditional
  • Extension: diver
Posted at
May 2, 2026, 6:47 PM
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[WTS] Sinn 936 S Black Chronograph Fully Tegimented Limited Edition (100) - New Release

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

Sinn - 936 S Black Chronograph Fully Tegimented · $4,950
The recently released limited edition Sinn 936 S Black Chronograph Fully Tegimented is a fully tegimented chronograph with only 100 pieces produced. It comes with complete box and papers.

  • Condition: New
  • Limited edition: only 100 pieces produced
  • Msrp: $5270 (US)
  • Shipping included: continental USA only
Posted at
May 2, 2026, 1:00 PM
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[WTS] Sinn 556 I RS on H-Link Bracelet Excellent Condition $1200 shipped

Sinn 556 I RS on H-Link Bracelet Excellent Condition $1200 shipped

Sinn - 556 I RS · $1,200
A Sinn 556 I RS watch with a red seconds hand, designed for legibility in low-light conditions and durability around magnetic fields. It's sold new retailing over $1500+, but the seller is offering it for $1200 shipped.

  • Condition: Excellent Condition
  • Bracelet: H-Link
  • Clasp: OEM fliplock clasp
Posted at
May 2, 2026, 12:18 PM
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[WTS] Sinn EZM 1.1 S. 25th Anniversary Edition. 500 pcs limited edition. Full Kit.

Sinn EZM 1.1 S. 25th Anniversary Edition. 500 pcs limited edition. Full Kit.

Sinn - EZM 1.1 S · $4,999
This is a rare and sought after limited edition Sinn EZM 1.1 S, one of only 500 pieces. It comes with a full kit and is in excellent condition.

  • Condition: Minty
  • Limited edition quantity: 500
  • Shipping details: FedEx with insurance, globally accepted
Posted at
May 2, 2026, 11:39 AM
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[WTS] Sinn 856.011 Box & Extra Straps $1500 Shipped

Sinn 856.011 Box & Extra Straps $1500 Shipped

Sinn - 856.011 · $1,500
A classic German tool watch known for its clean design, exceptional legibility, and rugged everyday performance.

  • Condition: Used, signs of wear; mark on hour hand; clean crystal
  • Case Size: 40mm diameter
  • Movement: Automatic
  • Crystal: Sapphire
Posted at
May 2, 2026, 9:53 AM
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[WTS] Sinn 356 Sa GR Chronograph Power Reserve 2017 on fine link bracelet ref 356.15940

Sinn 356 Sa GR Chronograph Power Reserve 2017 on fine link bracelet ref 356.15940

Sinn - 356.15940 · $3,150
A German tool watch with a black dial and power reserve indicator, housed in a fine link bracelet.

  • Condition: Very healthy, no service history
  • Movement: Valjoux 7750 automatic movement
  • Case diameter: 38.5 mm
  • Band lug width: 20 mm
Posted at
May 1, 2026, 9:18 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
A compact and highly versatile tool watch with a matte black dial, tri-compax layout, and automatic chronograph movement. It wears well on various wrists due to its vintage proportions and modern capability.

  • Condition: Great overall condition, light signs of wear
  • Case size: 38.5mm diameter
  • Movement: Valjoux 7750 base, Automatic chronograph
  • Crystal: Acrylic crystal
Posted at
May 1, 2026, 8:16 PM
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[WTS] Sinn 157 Chronograph Full Set Neo-Vintage Tritium

Sinn 157 Chronograph Full Set Neo-Vintage Tritium

Sinn - 157.M · $3,150
A steel matte variant of the vintage pilot chronograph produced between 1993 and 2004, featuring a tritium dial and Lemania 5100 self-winding automatic movement.

  • Condition: Excellent, minimal signs of wear and polish
  • Case width: 40mm
  • Lug-to-lug: 44.3mm
  • Lug width: 20mm
Posted at
May 1, 2026, 11:13 AM
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