Seiko Cal. 4437 - 721

This Automatic model from 1980 features a 42mm PVD Black case. It features a Champagne dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-0f53c55bad66]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1980

Related Models

• Seiko 6388-436
• Seiko 4484-873
• Seiko 6261-332
• Seiko 3822-207
• Seiko 6214-746
• Seiko 7039-713
• Seiko 4488-830
• Seiko 4581-435
• Seiko 6392-826
• Seiko 6177-559
• Seiko 6697-324
• Seiko 0793-417