Seiko Cal. 6398 - 633

The 6398-633 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-4e64754150f2]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1997

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