Seiko Cal. 5631 - 212

Seiko 5631-212

The Seiko 5631-212 represents an important milestone in Seiko's 1972 lineup. Powered by the 5631 caliber with 32j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-ec33fd3dcd52]

Also known as: Silverwave, Arnie

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
14.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
60m
Dial Color
Cream
Jewels
32j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1972

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