Seiko Cal. 6660 - 382

The 6660-382 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-b906122c7e9d]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1976

Related Models

• Seiko 5655-749
• Seiko 4589-135
• Seiko 6110-483
• Seiko 0721-880
• Seiko 6239-386
• Seiko 4558-652
• Seiko 0786-249
• Seiko 6188-646
• Seiko 7142-138
• Seiko 0749-866
• Seiko 4470-331
• Seiko 6240-790