Seiko Cal. 4531 - 929

Seiko 4531-929

This Quartz model from 1975 features a 34mm Hardlex-Coated Steel case. Powered by the 4531 caliber with 18j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-ff3661edaea7]

Also known as: Sumo, Rally

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
15.2mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
90m
Dial Color
Silver
Jewels
18j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1975

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