Seiko Cal. 6677 - 958

The Seiko 6677-958 represents an important milestone in Seiko's 1988 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-3f5c8b734779]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1988

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