Seiko "The Blackdiamond Collection" 8N20-6140 from 1991

Introducing the Seiko 8N20-6140, a standout piece from The Blackdiamond Collection, designed to captivate with its unique features.

This timepiece boasts an intriguing rotating bezel that transforms its appearance as it gracefully turns, adding an element of dynamism to its design.

The crystal of the watch adds to its allure, featuring a subtle black tinge with a gradient that intensifies to full black as the bezel rotates, creating a visual spectacle.

The watch case, in excellent condition, exhibits common hairline scratches, testament to its journey through time. The dial and hands remain untouched by the passage of years, presenting a pristine aesthetic. The crystal, too, is unmarred, free from any scratches.

Completing this ensemble is a brand-new handmade top-grained calf leather strap, adding a touch of bespoke craftsmanship to this exceptional timepiece.

To safeguard the exclusivity of this watch, the serial number has been discreetly concealed in the photo for privacy purposes.

Here are the essential specifications of this remarkable watch:

- Diameter: 34mm
- Thickness: 6.7mm
- Lug Width: 18mm