Seiko Cal. 6231 - 365

This Spring Drive model from 1968 features a 45mm Titanium case. Powered by the 6231 caliber with 32j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-29bc29d0bfdd]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1968

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