Seiko Cal. 4428 - 408

The Seiko 4428-408 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-4e3f54dc5ce8]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1980

Related Models

• Seiko 4421-771
• Seiko 3835-445
• Seiko 7179-480
• Seiko 7159-607
• Seiko 5292-438
• Seiko 5268-763
• Seiko 5240-505
• Seiko 6698-659
• Seiko 6211-228
• Seiko 5691-828
• Seiko 3887-325
• Seiko 5237-120