Seiko BB58: Black Bay Carbon Fiber

A distinctive custom build centred around the Seiko BB58: Black Bay Carbon Fiber, combining carefully selected components into a cohesive everyday watch.

The build features a Aftermarket Seiko Custom Carbon Fiber Dial (BGW9 Lume), paired with Brushed GS Diver Handsets (BGW9 Lume), housed in a Brushed Silver/Polished BB58 Case.

Matte Black with White Numerals and Single Dome Sapphire Crystal (Blue AR) complete the exterior configuration, together with a Polished Silver Screwdown Crown.

Powering the watch is the Seiko NH35A (TMI) Automatic Caliber, providing the dependable functionality expected from a automatic movement. The build is finished with a Brushed/Polished Closed Caseback.

Completing the watch is a Brushed/Polished Silver BB58 Bracelet w/ Micro-Adjustments Clasp, selected to complement the overall case and dial combination.

Watch Specifications

Case: Brushed Silver/Polished BB58 Case
Dial: Aftermarket Seiko Custom Carbon Fiber Dial (BGW9 Lume)
Crown: Polished Silver Screwdown Crown
Date Wheel: Black with White Numerals
Caseback: Brushed/Polished Closed Caseback
Bezel Insert: Matte Black with White Numerals
Crystal Type: Single Dome Sapphire Crystal (Blue AR)
Movement: Seiko NH35A (TMI) Automatic Caliber
Handsets: Brushed GS Diver Handsets (BGW9 Lume)
Bracelet: Brushed/Polished Silver BB58 Bracelet w/ Micro-Adjustments Clasp

Dimensions

Diameter: 38.5MM
Thickness: 12.5MM
Lug to Lug: 47.5MM
Lug Width: 20MM
Water Resistance: 10bar / 100 meters