Seiko Cal. 3877 - 256

Seiko 3877-256

This Automatic model from 1993 features a 43mm Stainless Steel case. Powered by the 3877 caliber with 23j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-cba10c9fea42]

Also known as: Sportsmatic

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
10.8mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Cream
Jewels
23j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1993

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