Seiko Cal. 5644 - 161

The 5644-161 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-7027eb681c55]

Also known as: Shogun, Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1977

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