Seiko Cal. 5287 - 680

This Spring Drive model from 1966 features a 46mm Stainless Steel case. Powered by the 5287 caliber with 35j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-8398e43c1981]

Also known as: Turtle, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1966

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