Seiko Cal. 6688 - 243

The Seiko 6688-243 represents an important milestone in Seiko's 1965 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-2b1d6dc732bd]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1965

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