Seiko Cal. 5646 - 363

The Seiko 5646-363 represents an important milestone in Seiko's 1992 lineup. Powered by the 5646 caliber with 18j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-224df0cb37a8]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1992

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