Seiko Cal. 4447 - 329

The Seiko 4447-329 represents an important milestone in Seiko's 1965 lineup. Powered by the 4447 caliber with 23j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-bc23cb844941]

Also known as: Turtle, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1965

Related Models

• Seiko 5292-241
• Seiko 6249-480
• Seiko 6173-630
• Seiko 6645-540
• Seiko 4522-704
• Seiko 6330-803
• Seiko 6370-670
• Seiko 6271-226
• Seiko 4535-242
• Seiko 7197-862
• Seiko 6327-815
• Seiko 4491-971