Seiko Cal. 6650 - 403

This Spring Drive model from 1966 features a 42mm Titanium case. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-5b9fd7dadb60]

Also known as: Panda, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1966

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