Seiko Cal. 6220 - 287

The Seiko 6220-287 represents an important milestone in Seiko's 1977 lineup. It features a Green dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-189c31500d21]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1977

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