Seiko Cal. 6231 - 645

The Seiko 6231-645 represents an important milestone in Seiko's 1989 lineup. Powered by the 6231 caliber with 30j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-176e6317c246]

Also known as: Pogue, UFO

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1989

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