Seiko Cal. 3821 - 907

Seiko 3821-907

The 3821-907 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3821 caliber with 29j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-9c4e231d7124]

Also known as: Sportsmatic, Emperor

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
14.7mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
180m
Dial Color
Cream
Jewels
29j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1981

Related Models

seikata-wm-9c4e231d7124