Seiko Cal. 4431 - 118

Released in 1983, the Cal. 4431 with design code 118 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-efe5ba8a5f00]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1983

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