Seiko Cal. 4431 - 242

The Seiko 4431-242 represents an important milestone in Seiko's 1989 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-c73dd92d0bb9]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1989

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