Seiko Cal. 6399 - 523

The Seiko 6399-523 represents an important milestone in Seiko's 1991 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-e921464e63df]

Also known as: Silverwave, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1991

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