Seiko Cal. 5644 - 823

The Seiko 5644-823 represents an important milestone in Seiko's 1991 lineup. Powered by the 5644 caliber with 23j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-c33895f9aa98]

Also known as: Goldfeather

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1991

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