Seiko Cal. 5271 - 442

The 5271-442 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5271 caliber with 17j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-ea393473c763]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1977

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