Seiko Cal. 4563 - 907

The 4563-907 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4563 caliber with 33j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-0d8653a9195e]

Also known as: Sumo, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1989

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