Seiko Cal. 5644 - 764

The 5644-764 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-07fee198958a]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1996

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