Seiko Cal. 6166 - 225

The Seiko 6166-225 represents an important milestone in Seiko's 1977 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-e3f45fe7aa29]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1977

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