Seiko Cal. 6645 - 846

The Seiko 6645-846 represents an important milestone in Seiko's 1990 lineup. With its 22mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-8aa971d086ae]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1990

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