Seiko Cal. 6685 - 577

The Seiko 6685-577 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-fcb5f0f74a1c]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1976

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