Seiko Cal. 5231 - 983

The Seiko 5231-983 represents an important milestone in Seiko's 1983 lineup. Powered by the 5231 caliber with 25j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-657f39e1065f]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1983

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