Seiko Cal. 4420 - 611

The Seiko 4420-611 represents an important milestone in Seiko's 1991 lineup. It features a Green dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-ed1b4373f1bb]

Also known as: Samurai, Shogun

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1991

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