Seiko Cal. 5666 - 560

This Spring Drive model from 1974 features a 38mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-51b60255ada5]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1974

Related Models

• Seiko 6111-523
• Seiko 3864-456
• Seiko 6356-375
• Seiko 3812-846
• Seiko 7098-503
• Seiko 5265-762
• Seiko 5655-852
• Seiko 5220-163
• Seiko 4560-119
• Seiko 6636-523
• Seiko 7065-896
• Seiko 5214-427