Seiko Cal. 6689 - 237

The Seiko 6689-237 represents an important milestone in Seiko's 1965 lineup. With its 21mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-350e1a30f461]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1965

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