Seiko Cal. 5651 - 246

The 5651-246 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5651 caliber with 21j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-85db59bc5523]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1988

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