Seiko Cal. 4447 - 223

The Seiko 4447-223 represents an important milestone in Seiko's 1999 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-918fda86f8d4]

Also known as: Monster, UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1999

Related Models

• Seiko 4470-409
• Seiko 0732-453
• Seiko 0711-394
• Seiko 5642-534
• Seiko 5646-733
• Seiko 3810-803
• Seiko 6327-448
• Seiko 4493-866
• Seiko 7198-684
• Seiko 6672-593
• Seiko 6375-272
• Seiko 0766-804