Seiko Cal. 6363 - 556

This Hand-Winding model from 1967 features a 42mm Hardlex-Coated Steel case. Powered by the 6363 caliber with 19j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-3ab1dcc62f41]

Also known as: Tuna, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Cream

Jewels

19j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1967

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