Seiko Cal. 6277 - 531

The Seiko 6277-531 represents an important milestone in Seiko's 1988 lineup. Powered by the 6277 caliber with 17j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-bfb221fb5de2]

Also known as: Bullhead, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1988

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