Seiko Cal. 6644 - 221

The Seiko 6644-221 represents an important milestone in Seiko's 1989 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-d2e259aab852]

Also known as: Shogun, Silverwave

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1989

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