Seiko Cal. 7188 - 931

Seiko 7188-931

This Solar model from 1967 features a 45mm Gold-Plated case. Powered by the 7188 caliber with 22j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-0376e194fdba]

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
9.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
White
Jewels
22j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1967

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