Seiko Cal. 6390 - 773

The Seiko 6390-773 represents an important milestone in Seiko's 1965 lineup. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-632ad8705e4e]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1965

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