Seiko Cal. 4439 - 263

The Seiko 4439-263 represents an important milestone in Seiko's 1990 lineup. With its 18mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-f76b381392b4]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1990

Related Models

• Seiko 7053-431
• Seiko 7048-815
• Seiko 7165-489
• Seiko 7169-735
• Seiko 6145-823
• Seiko 6345-266
• Seiko 5624-248
• Seiko 6290-364
• Seiko 6666-760
• Seiko 0725-675
• Seiko 6370-745
• Seiko 6394-338