Seiko Cal. 6610 - 299

This Spring Drive model from 1976 features a 38mm Two-Tone case. Powered by the 6610 caliber with 20j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-2b6a9a537858]

Also known as: Turtle, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1976

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