Seiko Cal. 6631 - 182

This Quartz model from 1986 features a 43mm Two-Tone case. Powered by the 6631 caliber with 30j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-c9eaef195590]

Also known as: Turtle

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1986

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