Seiko Cal. 5261 - 303

This Hand-Winding model from 1981 features a 44mm Hardlex-Coated Steel case. Powered by the 5261 caliber with 21j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-df91fd67921c]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1981

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