Seiko Cal. 6398 - 521

The Seiko 6398-521 represents an important milestone in Seiko's 1981 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-405804c5886e]

Also known as: Emperor, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1981

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