Seiko Cal. 4427 - 160

The 4427-160 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4427 caliber with 32j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-8ab6cd1d32fd]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1996

Related Models

• Seiko 5252-220
• Seiko 7199-533
• Seiko 6255-790
• Seiko 4556-216
• Seiko 6382-706
• Seiko 7149-434
• Seiko 4526-194
• Seiko 7112-625
• Seiko 7180-705
• Seiko 4418-352
• Seiko 7133-971
• Seiko 7135-440