Seiko Cal. 5271 - 731

The Seiko 5271-731 represents an important milestone in Seiko's 1985 lineup. Powered by the 5271 caliber with 27j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-5fcad50f9e42]

Also known as: Turtle, Panda

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1985

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