Seiko Cal. 6610 - 780

This Quartz model from 1972 features a 37mm Gold-Plated case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-a23b1a08171a]

Also known as: Tuna, Crown

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1972

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