Seiko Cal. 6390 - 917

Released in 1993, the Cal. 6390 with design code 917 was part of Seiko's domestic market collection. It features a Cream dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-9dce2027a2c5]

Also known as: Helmet, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1993

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