Seiko Cal. 5271 - 761

The Seiko 5271-761 represents an important milestone in Seiko's 1976 lineup. Powered by the 5271 caliber with 25j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-73d9c477664d]

Also known as: Helmet, UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1976

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