Seiko Cal. 4431 - 105

The Seiko 4431-105 represents an important milestone in Seiko's 1983 lineup. It features a Silver dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-ee9ca7fb2c4f]

Also known as: Samurai, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1983

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