Seiko Cal. 6277 - 746

The Seiko 6277-746 represents an important milestone in Seiko's 1966 lineup. It features a Black dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-89184c007894]

Also known as: Bullhead, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1966

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