Seiko Cal. 5681 - 850

Seiko 5681-850

This Automatic model from 1990 features a 44mm Stainless Steel case. Powered by the 5681 caliber with 22j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-f6ca39b0d243]

Also known as: Bullhead

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
8.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
70m
Dial Color
Silver
Jewels
22j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1990

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