Seiko Cal. 5646 - 537

This Solar model from 1979 features a 40mm Hardlex-Coated Steel case. Powered by the 5646 caliber with 30j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-4c7ed2002476]

Also known as: Turtle

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1979

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