Seiko Cal. 4431 - 514

Seiko 4431-514

The Seiko 4431-514 represents an important milestone in Seiko's 1967 lineup. Powered by the 4431 caliber with 35j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-d36f98c27c0b]

Also known as: Monster, Silverwave

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
9.0mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
90m
Dial Color
Champagne
Jewels
35j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1967

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