Seiko Cal. 6685 - 509

The Seiko 6685-509 represents an important milestone in Seiko's 1978 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-dda727ef86f8]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1978

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