Seiko Cal. 6231 - 147

The Seiko 6231-147 represents an important milestone in Seiko's 1989 lineup. Powered by the 6231 caliber with 33j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-7ecc581dee2a]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1989

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