Seiko Cal. 6630 - 920

This Solar model from 1966 features a 37mm Two-Tone case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-acf183b57880]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1966

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