Seiko Cal. 6630 - 904

This Solar model from 1974 features a 34mm Two-Tone case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-06ad976defac]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1974

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