Seiko Cal. 6677 - 905

The Seiko 6677-905 represents an important milestone in Seiko's 1975 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-b9c19a8df757]

Also known as: Rally, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1975

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