Seiko Cal. 6627 - 743

This Hand-Winding model from 1970 features a 34mm Stainless Steel case. Powered by the 6627 caliber with 33j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-6438f5dfb97e]

Also known as: Monster, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1970

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