Seiko Cal. 5651 - 684

The 5651-684 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5651 caliber with 22j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-98626ea8bc7c]

Also known as: Crown, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1971

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