Seiko Cal. 6312 - 931

Seiko 6312-931

This Quartz model from 1974 features a 45mm Gold-Plated case. Powered by the 6312 caliber with 36j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-55d0c8d4bacc]

Also known as: Sportsmatic, Navigator

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
9.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Silver
Jewels
36j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1974

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