Seiko Cal. 6277 - 771

The Seiko 6277-771 represents an important milestone in Seiko's 1994 lineup. Powered by the 6277 caliber with 33j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-c11a665ecd76]

Also known as: Helmet, World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1994

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