Seiko Cal. 6390 - 838

The 6390-838 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-3820c531ca9a]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1967

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