Seiko Cal. 4442 - 106

Released in 1974, the Cal. 4442 with design code 106 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-d405cafd9bc3]

Also known as: Helmet, Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1974

Related Models

• Seiko 0739-325
• Seiko 6285-768
• Seiko 6174-268
• Seiko 4427-800
• Seiko 4483-746
• Seiko 3899-392
• Seiko 6689-185
• Seiko 0799-174
• Seiko 7065-778
• Seiko 3837-106
• Seiko 7144-841
• Seiko 7187-679