Seiko Cal. 4443 - 551

This Hand-Winding model from 1984 features a 42mm Stainless Steel case. It features a Green dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-feb7144807db]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1984

Related Models

• Seiko 4580-553
• Seiko 6237-727
• Seiko 6638-187
• Seiko 5297-617
• Seiko 6179-530
• Seiko 6250-744
• Seiko 6343-749
• Seiko 5624-983
• Seiko 7133-932
• Seiko 6186-202
• Seiko 6628-247
• Seiko 6279-820