Seiko Cal. 4431 - 935

The 4431-935 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-8c23a1d2023d]

Also known as: Helmet, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1999

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