Seiko Cal. 6633 - 886

The 6633-886 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-21154fd5aba0]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1965

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