Seiko Cal. 5644 - 983

The 5644-983 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5644 caliber with 20j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-e193e4126a91]

Also known as: Panda, Silverwave

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1971

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