Seiko Cal. 5276 - 141

The Seiko 5276-141 represents an important milestone in Seiko's 1991 lineup. Powered by the 5276 caliber with 32j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-7ac310b4a5c4]

Also known as: Tuna, Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1991

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