Seiko Cal. 5661 - 960

This Quartz model from 1970 features a 40mm Stainless Steel case. Powered by the 5661 caliber with 30j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-6334874a2525]

Also known as: Turtle, Navigator

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1970

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