Seiko Cal. 4431 - 254

The 4431-254 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-9a3e5cb07d7d]

Also known as: World Timer, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1976

Related Models

• Seiko 6336-566
• Seiko 6231-863
• Seiko 4518-593
• Seiko 6652-735
• Seiko 5626-502
• Seiko 6166-728
• Seiko 6192-142
• Seiko 7040-171
• Seiko 6313-748
• Seiko 7196-499
• Seiko 3850-970
• Seiko 3834-960