Seiko Cal. 6644 - 888

The Seiko 6644-888 represents an important milestone in Seiko's 1978 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-0f6721e99ee1]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1978

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