Seiko Cal. 3889 - 966

The 3889-966 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3889 caliber with 17j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-cb6d20528cb2]

Also known as: Sumo, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1969

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