Seiko Cal. 6231 - 363

The Seiko 6231-363 represents an important milestone in Seiko's 1979 lineup. Powered by the 6231 caliber with 21j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-3623807708ee]

Also known as: UFO, World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1979

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