Seiko Cal. 4447 - 823

Released in 1998, the Cal. 4447 with design code 823 was part of Seiko's domestic market collection. With its 21mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-8613ce2bd586]

Also known as: Tuna, Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1998

Related Models

• Seiko 6177-979
• Seiko 7053-752
• Seiko 6155-918
• Seiko 5614-572
• Seiko 6391-229
• Seiko 7070-814
• Seiko 7199-199
• Seiko 7013-833
• Seiko 5680-604
• Seiko 5681-606
• Seiko 6238-996
• Seiko 7127-287