Seiko Cal. 6646 - 647

The Seiko 6646-647 represents an important milestone in Seiko's 1980 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-3cab26f3fa70]

Also known as: Pogue, UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1980

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