Seiko Cal. 5260 - 746

This Spring Drive model from 1970 features a 34mm Two-Tone case. Powered by the 5260 caliber with 33j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-01ce73884da2]

Also known as: Tuna, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1970

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