Seiko Cal. 4442 - 608

The Seiko 4442-608 represents an important milestone in Seiko's 1992 lineup. It features a Navy dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-3b9671f576c5]

Also known as: Helmet, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1992

Related Models

• Seiko 5621-535
• Seiko 7139-340
• Seiko 5676-934
• Seiko 7093-267
• Seiko 7149-138
• Seiko 5232-166
• Seiko 6659-452
• Seiko 4453-477
• Seiko 6375-888
• Seiko 6352-820
• Seiko 6338-588
• Seiko 4415-707