Seiko Cal. 6620 - 493

The Seiko 6620-493 represents an important milestone in Seiko's 1993 lineup. It features a Cream dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-cddd8e146c25]

Also known as: Tuna, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1993

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