Seiko Cal. 6630 - 704

This Spring Drive model from 1987 features a 42mm Gold-Plated case. It features a Green dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-4c1ae10859e4]

Also known as: Samurai, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1987

Related Models

• Seiko 0739-538
• Seiko 3815-756
• Seiko 7094-637
• Seiko 0724-690
• Seiko 7139-800
• Seiko 4574-749
• Seiko 7171-410
• Seiko 6180-399
• Seiko 6317-661
• Seiko 4485-143
• Seiko 5233-784
• Seiko 4517-955