Seiko Cal. 4428 - 745

This Solar model from 1990 features a 35mm PVD Black case. It features a Cream dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-08df74c947cf]

Also known as: Navigator, Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1990

Related Models

• Seiko 4427-661
• Seiko 5692-485
• Seiko 4510-775
• Seiko 4549-451
• Seiko 7141-109
• Seiko 4534-956
• Seiko 3824-266
• Seiko 5615-254
• Seiko 5274-100
• Seiko 6635-343
• Seiko 4433-156
• Seiko 4534-193