Seiko Cal. 6620 - 559

The Seiko 6620-559 represents an important milestone in Seiko's 1970 lineup. It features a Green dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-7b05dae8037d]

Also known as: World Timer, Navigator

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1970

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