Seiko Cal. 5644 - 525

The 5644-525 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5644 caliber with 17j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-99ff0ad0f47c]

Also known as: Sea Horse, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1984

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