Seiko Cal. 5644 - 365

The 5644-365 is a sought-after Quartz piece from Seiko's golden era. With its 20mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-7188333fb098]

Also known as: Silverwave, Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1992

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