Seiko Cal. 5260 - 561

The Seiko 5260-561 represents an important milestone in Seiko's 1989 lineup. Powered by the 5260 caliber with 27j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-2db68f2900fc]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1989

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