Seiko Cal. 5271 - 538

The 5271-538 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5271 caliber with 33j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-107ed85fb68f]

Also known as: Monster, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1994

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