Seiko Cal. 4427 - 930

The Seiko 4427-930 represents an important milestone in Seiko's 1978 lineup. It features a White dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-f2a6268427e5]

Also known as: Samurai, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1978

Related Models

• Seiko 5247-968
• Seiko 6316-108
• Seiko 6357-871
• Seiko 6613-914
• Seiko 4522-136
• Seiko 0764-909
• Seiko 4584-746
• Seiko 7086-572
• Seiko 6668-176
• Seiko 5286-990
• Seiko 6616-633
• Seiko 6362-686