Seiko Cal. 5263 - 121

This Spring Drive model from 1969 features a 35mm Stainless Steel case. Powered by the 5263 caliber with 24j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-e00a5315f09e]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1969

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