Seiko Cal. 6645 - 985

The Seiko 6645-985 represents an important milestone in Seiko's 1968 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-cc492332722f]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1968

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