Seiko Cal. 4563 - 991

The 4563-991 is a sought-after Solar piece from Seiko's golden era. Powered by the 4563 caliber with 23j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-97c4bdebe798]

Also known as: Samurai, Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1994

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