Seiko Cal. 6645 - 814

This Quartz model from 1975 features a 40mm PVD Black case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-dbf662fbe422]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1975

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