Seiko Cal. 6645 - 287

This Spring Drive model from 1993 features a 40mm PVD Black case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-061495942964]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1993

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