Seiko Cal. 4539 - 276

The Seiko 4539-276 represents an important milestone in Seiko's 1991 lineup. Powered by the 4539 caliber with 34j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-2c95141708f2]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1991

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