Seiko Cal. 6220 - 391

The Seiko 6220-391 represents an important milestone in Seiko's 1987 lineup. It features a Green dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-6aead8d3b5a7]

Also known as: Shogun, Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1987

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