Seiko Cal. 5620 - 139

The 5620-139 is a sought-after Solar piece from Seiko's golden era. Powered by the 5620 caliber with 18j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-ede9fd8cafa9]

Also known as: Turtle, Bullhead

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1972

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