Seiko Cal. 5643 - 679

The 5643-679 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5643 caliber with 25j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-5563b1505d17]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1978

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