Seiko Cal. 5263 - 381

Released in 1970, the Cal. 5263 with design code 381 was part of Seiko's domestic market collection. Powered by the 5263 caliber with 24j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-99ba379fab7d]

Also known as: Samurai, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1970

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