Seiko Cal. 6645 - 983

The Seiko 6645-983 represents an important milestone in Seiko's 1983 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-d463da91b962]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1983

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