Seiko Cal. 6398 - 320

The 6398-320 is a sought-after Automatic piece from Seiko's golden era. With its 18mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-aa2ae9bfd2bb]

Also known as: Monster, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1965

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