Seiko Cal. 5220 - 731

The Seiko 5220-731 represents an important milestone in Seiko's 1997 lineup. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-ec3ac457a118]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1997

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