Seiko Cal. 6658 - 581

This Spring Drive model from 1965 features a 45mm Gold-Plated case. It features a Champagne dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-1a03d4d99d8c]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1965

Related Models

• Seiko 7159-427
• Seiko 7141-271
• Seiko 6620-925
• Seiko 6113-942
• Seiko 6634-745
• Seiko 5674-129
• Seiko 7193-791
• Seiko 7163-831
• Seiko 4450-341
• Seiko 6177-396
• Seiko 5222-697
• Seiko 5220-782