Seiko Cal. 5642 - 450

This Solar model from 1977 features a 39mm Two-Tone case. Powered by the 5642 caliber with 31j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-62475c09994f]

Also known as: Turtle

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1977

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