Seiko Cal. 5631 - 460

Released in 1969, the Cal. 5631 with design code 460 was part of Seiko's domestic market collection. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-cc7120110bcf]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1969

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