Seiko Cal. 3851 - 904

Seiko 3851-904

Released in 1983, the Cal. 3851 with design code 904 was part of Seiko's domestic market collection. Powered by the 3851 caliber with 22j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-70a093c7f093]

Also known as: Turtle, Sportsmatic

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
9.9mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
40m
Dial Color
Champagne
Jewels
22j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1983

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seikata-wm-70a093c7f093