Seiko Cal. 6677 - 717

The Seiko 6677-717 represents an important milestone in Seiko's 1975 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-b2bde713b86a]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1975

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