Seiko Prospex Automatic Diver Watch SBDC031 "Black Sumo" Scuba 200m Date Indicator - S.S. Case Collectible Watches SPIRAL BREGUET

SPIRAL BREGUET

Patent for precision regulator in 1881

World time

3 Case Lug to Lug 43 Case Thickness 11

never used

Seiko Prospex Automatic Diver Watch SBDC031 "Black Sumo" Scuba 200m Date Indicator - S.S. Case Collectible Watches SPIRAL BREGUETWatch Overview This is a modern 2017 Seiko Prospex Diver Automatic mens wristwatch, reference SBDC031, also known as the Black Sumo, a robust and reliable Japanese made dive watch designed for serious underwater performance and everyday wear. This model features a classic diver aesthetic with professional grade specifications, built for both durability and comfort. Powered by the Seiko 6R15A self winding movement, it features 24 jewels, a sweeping