Seiko Cal. 3812 - 139

Seiko 3812-139

This Automatic model from 1973 features a 34mm Gold-Plated case. Powered by the 3812 caliber with 30j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-fcda983dcdcd]

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
8.5mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Burgundy
Jewels
30j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1973

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