Seiko Cal. 6620 - 186

The Seiko 6620-186 represents an important milestone in Seiko's 1985 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-75d3e5b1e626]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1985

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