Seiko Cal. 6331 - 620

The 6331-620 is a sought-after Kinetic piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-1fe02c184262]

Also known as: Shogun, Arnie

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1974

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