Seiko Cal. 6610 - 784

This Hand-Winding model from 1976 features a 34mm Titanium case. Powered by the 6610 caliber with 31j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-6aed5f791654]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1976

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