Seiko Cal. 6220 - 121

Released in 1989, the Cal. 6220 with design code 121 was part of Seiko's domestic market collection. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-fb8bb664b80b]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1989

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