Seiko Cal. 6321 - 563

This Spring Drive model from 1988 features a 37mm Hardlex-Coated Steel case. Powered by the 6321 caliber with 24j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-8fbd71d48835]

Also known as: Emperor, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1988

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