Seiko Cal. 6648 - 170

This Hand-Winding model from 1971 features a 46mm Titanium case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-9d6d98093301]

Also known as: Crown, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1971

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