Seiko Cal. 4420 - 831

The Seiko 4420-831 represents an important milestone in Seiko's 1995 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ad0624e60b46]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1995

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