Seiko Cal. 5260 - 763

The 5260-763 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5260 caliber with 30j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-18657c46880e]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1971

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