Seiko Cal. 5263 - 335

This Hand-Winding model from 1979 features a 34mm PVD Black case. Powered by the 5263 caliber with 28j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-c801059b47d4]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1979

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