Seiko Cal. 5620 - 438

The 5620-438 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5620 caliber with 24j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-3cf5aa2d3caa]

Also known as: Shogun, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1983

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