Seiko Cal. 6277 - 138

The Seiko 6277-138 represents an important milestone in Seiko's 1974 lineup. It features a Silver dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-538a9cdcce73]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1974

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