Seiko Cal. 6644 - 324

Released in 1987, the Cal. 6644 with design code 324 was part of Seiko's domestic market collection. It features a Green dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-6c70cb3f243a]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1987

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