Brand : Seiko
Series : Prospex
Model : SBDY109
Release date : 25 June 2021
Movement : Automatic with manual winding mechanism
Caliber No : 4R35
Case : Stainless steel
Band : Stainless steel
Glass : Hard Rex
Lumi Brite : Hands ,indexes and Bezel
Drive duration : Power reserve: 41 hours
Accuracy : -35 to +45 seconds per day (when static)
Water resistance : 200m water resistance suitable for air diving
Magnetic reluctance : 4,800A/m
Size : 43 x 42 x 13mm
Weight : 159g
Warranty : 1 year in Japan (Return it to us)
Product Function
Waterproof for 200m diving
Driving period: Lasts for about 41 hours at maximum hoisting
Average daily difference +45 seconds to -35 seconds
Date display (magnifying lens)
Reverse rotation prevention bezel
Second hand stop function
Lumibright (needle, index, bezel)
Screw lock type crown
Screw back
With magnetic resistance
Number of stones 23 stones
made in Japan resistance
made in Japan
Series : Prospex
Model : SBDY109
Release date : 25 June 2021
Movement : Automatic with manual winding mechanism
Caliber No : 4R35
Case : Stainless steel
Band : Stainless steel
Glass : Hard Rex
Lumi Brite : Hands ,indexes and Bezel
Drive duration : Power reserve: 41 hours
Accuracy : -35 to +45 seconds per day (when static)
Water resistance : 200m water resistance suitable for air diving
Magnetic reluctance : 4,800A/m
Size : 43 x 42 x 13mm
Weight : 159g
Warranty : 1 year in Japan (Return it to us)
Product Function
Waterproof for 200m diving
Driving period: Lasts for about 41 hours at maximum hoisting
Average daily difference +45 seconds to -35 seconds
Date display (magnifying lens)
Reverse rotation prevention bezel
Second hand stop function
Lumibright (needle, index, bezel)
Screw lock type crown
Screw back
With magnetic resistance
Number of stones 23 stones
made in Japan resistance
made in Japan