Seiko Cal. 6664 - 632

This Spring Drive model from 1983 features a 40mm Two-Tone case. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-6c3b51a78bc0]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1983

Related Models

• Seiko 6641-547
• Seiko 0754-106
• Seiko 7183-870
• Seiko 6194-251
• Seiko 6622-237
• Seiko 6128-694
• Seiko 6634-268
• Seiko 6379-569
• Seiko 5613-712
• Seiko 7187-533
• Seiko 5632-408
• Seiko 4563-880