Seiko Cal. 6625 - 674

This Spring Drive model from 1976 features a 37mm Two-Tone case. Powered by the 6625 caliber with 29j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-e7f4c573f22b]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1976

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