Seiko Cal. 4440 - 665

Released in 1972, the Cal. 4440 with design code 665 was part of Seiko's domestic market collection. It features a Cream dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-7575dddda892]

Also known as: Sumo, Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1972

Related Models

• Seiko 7162-762
• Seiko 4522-918
• Seiko 7049-584
• Seiko 6651-657
• Seiko 6179-851
• Seiko 6341-975
• Seiko 6117-327
• Seiko 5258-149
• Seiko 6626-150
• Seiko 0716-333
• Seiko 5623-685
• Seiko 7071-910