Seiko Cal. 6399 - 441

This Spring Drive model from 1990 features a 35mm Titanium case. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-e073b09f23af]

Also known as: Silverwave, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1990

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