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
37
Listings

Families

Classic Timepieces

Diving Watches

Frankfurt Financial District

Instrument Chronographs

Instrument Watches

Ladies Watches

Special Edition

Current Listings

[WTS] Sinn 556 I M Mocha on Fine link Bracelet 2020 Set 556.20314

Sinn 556 I M Mocha on Fine link Bracelet 2020 Set 556.20314

Sinn - 556 路 $1,995
This Sinn 556 I M Mocha is a highly regarded German watch known for its extreme functionality, durability, and technological innovation. It features a minimalist design and robust quality, making it suitable as both a pilot's watch and a field watch.

  • Condition: Good example with light wear
  • Material: Steel
  • Bracelet size: fully sized
  • Lug width: 20mm
Posted at
Feb 2, 2026, 10:06 AM
Active
View listing on r/WatchExchange
[WTS] Sinn 103 Klassik 12 Limited Edition Reverse Panda Lacquer Dial (only 600 made) on Sinn H Link Quick Adjust Bracelet (full kit with unworn leather straps included) - Fire Sale $3650 shipped 馃毃馃毃

Sinn 103 Klassik 12 Limited Edition Reverse Panda Lacquer Dial (only 600 made) on Sinn H Link Quick Adjust Bracelet (full kit with unworn leather straps included) - Fire Sale $3650 shipped 馃毃馃毃

Sinn - 103 Klassik 12 路 $3,650
This is a limited edition Sinn 103 Klassik 12 Automatic Chronograph watch, featuring a reverse panda lacquer dial and coming with a full kit including unworn OEM leather straps, boxset, and warranty card.

  • Bracelet type: H Link Quick Adjust
  • Boxset included: true
Posted at
Feb 1, 2026, 3:30 PM
Active
View listing on r/WatchExchange
[WTS] Sinn 556. Box, Links. $1150 only !!

Sinn 556. Box, Links. $1150 only !!

Sinn - 556 路 $1,150
a daily wear Sinn 556 for sale, includes box and links.

  • Box: true
  • Links: true
Posted at
Feb 1, 2026, 1:56 PM
Active
View listing on r/WatchExchange
[WTS] Sinn 356 UTC (very rare!)

Sinn 356 UTC (very rare!)

Sinn - 356 UTC 路 $3,700
a very rare Sinn chronograph + GMT (caller) watch under 40mm, available in great condition.

  • Condition: great condition
  • Case Size: 39.5mm diameter
  • Strap Included: true
  • Additional Strap Info: Dlugs CTS rubber strap with additional uncut end for sizing
Posted at
Jan 31, 2026, 5:51 PM
Active
View listing on r/WatchExchange
[WTS] Sinn 356 2025 Full Set $2,400

Sinn 356 2025 Full Set $2,400

Sinn - 356-2025 路 $2,400
Selling a Sinn 356 2025 Full Set with additional details available in the provided Imgur link.

  • Set: full set
Posted at
Jan 31, 2026, 12:00 PM
Active
View listing on r/WatchExchange
[WTS] Sinn Arktis II 206 Automatic Diver / Extreme Weather Chronograph - Stunning Blue Dial - $6K retail, full kit, still under Sinn warranty, 1 DAY ONLY FIRE SALE $2825 SHIPPED 馃毃馃毃

Sinn Arktis II 206 Automatic Diver / Extreme Weather Chronograph - Stunning Blue Dial - $6K retail, full kit, still under Sinn warranty, 1 DAY ONLY FIRE SALE $2825 SHIPPED 馃毃馃毃

Sinn - 206 路 $2,825
Sinn Arktis II 206 Automatic Diver / Extreme Weather Chronograph, featuring a stunning blue dial and full kit, still under Sinn warranty.

  • Condition: Great
  • Price Paid: $6,000
  • Retail Price: $6,000
  • Warranty Status: Under warranty
Posted at
Jan 31, 2026, 9:00 AM
Active
View listing on r/WatchExchange
[WTS] Sinn EZM1 mission timer

Sinn EZM1 mission timer

Sinn - EZM1 路 $5,600
A Sinn EZM1 mission timer watch made of titanium, featuring a Lemania 5100 self-winding mechanism and various technical specifications. It has been serviced by Sinn in 2018 and comes with one additional link.

  • Case material: titanium
  • Case diameter: 40mm
  • Band lug width: 20mm
Posted at
Jan 30, 2026, 4:49 PM
Active
View listing on r/WatchExchange
[WTS] Sinn 103 Classic 12 Reverse Panda Chronograph - Stunning Limited Edition 2021 - Watch Only - Great Condition Runs Beautifully - $3200 shipped CONUS

Sinn 103 Classic 12 Reverse Panda Chronograph - Stunning Limited Edition 2021 - Watch Only - Great Condition Runs Beautifully - $3200 shipped CONUS

Sinn - 103 Classic 12 路 $3,200
This Sinn 103 Classic 12 Reverse Panda Chronograph is a stunning limited edition from 2021. It has been thoroughly cleaned and serviced, with the movement running beautifully. The watch is in excellent condition.

  • Condition: Great Condition
  • Water resistance: 100m
Posted at
Jan 30, 2026, 12:02 PM
Active
View listing on r/WatchExchange
[WTS] Sinn 104A Leather Strap - UK Only

Sinn 104A Leather Strap - UK Only

Sinn - 104A 路 $800
Sinn 104 A Black Dial watch on leather strap, UK only sale.

  • Condition: Pre-owned with signs of wear on the leather strap and sides, box is incomplete
  • Straps included: leather
  • Strap condition: worn
Posted at
Jan 30, 2026, 8:06 AM
Active
View listing on r/WatchExchange