Seiko Cal. 6624 - 701

The Seiko 6624-701 represents an important milestone in Seiko's 1990 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ddba693bfa1b]

Also known as: Sumo, Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1990

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