Seiko Cal. 6639 - 286

The 6639-286 is a sought-after Kinetic piece from Seiko's golden era. With its 21mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-5b70c1de6ef6]

Also known as: Navigator, Emperor

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1993

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