Seiko Cal. 6398 - 320

This Hand-Winding model from 1989 features a 42mm Stainless Steel case. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-780d9d9d79be]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1989

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