Seiko Cal. 6685 - 578

The Seiko 6685-578 represents an important milestone in Seiko's 1967 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-08ea866818ba]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1967

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