Seiko Cal. 4551 - 246

The Seiko 4551-246 represents an important milestone in Seiko's 1991 lineup. Powered by the 4551 caliber with 26j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-e1cd0c28c3bb]

Also known as: Sumo, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1991

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