Seiko Cal. 6690 - 739

The 6690-739 is a sought-after Automatic piece from Seiko's golden era. With its 19mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-edc057675076]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1989

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