Seiko Cal. 3872 - 688

Seiko 3872-688

The Seiko 3872-688 represents an important milestone in Seiko's 1980 lineup. Powered by the 3872 caliber with 21j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-064641e1fa57]

Also known as: UFO, Sea Horse

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
15.4mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
130m
Dial Color
White
Jewels
21j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1980

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