Seiko Cal. 6665 - 427

This Quartz model from 1979 features a 38mm Hardlex-Coated Steel case. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-d44add8ad4ae]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1979

Related Models

• Seiko 5262-750
• Seiko 5251-473
• Seiko 6293-416
• Seiko 6669-715
• Seiko 6345-549
• Seiko 5654-862
• Seiko 3832-945
• Seiko 6261-861
• Seiko 5238-763
• Seiko 5692-804
• Seiko 5648-452
• Seiko 5676-500