Seiko Cal. 5263 - 428

The 5263-428 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5263 caliber with 20j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-5bc3f38ef064]

Also known as: Tuna, Silverwave

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1997

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