Seiko Cal. 6231 - 678

This Solar model from 1981 features a 38mm Titanium case. Powered by the 6231 caliber with 26j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-1c70dbf7bd77]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1981

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