Seiko Cal. 6663 - 820

This Hand-Winding model from 1967 features a 35mm Gold-Plated case. Powered by the 6663 caliber with 26j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-47aec587cd26]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1967

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