Seiko Cal. 4552 - 666

The 4552-666 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-5a729236536b]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1971

Related Models

• Seiko 3898-208
• Seiko 5251-622
• Seiko 6630-122
• Seiko 7061-312
• Seiko 4596-245
• Seiko 4528-522
• Seiko 6244-387
• Seiko 0749-544
• Seiko 6260-130
• Seiko 5610-658
• Seiko 6362-564
• Seiko 6236-882