Seiko Cal. 4439 - 871

The Seiko 4439-871 represents an important milestone in Seiko's 1984 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-4bafd8a48e8d]

Also known as: Helmet, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1984

Related Models

• Seiko 6274-235
• Seiko 5679-207
• Seiko 7039-767
• Seiko 4469-371
• Seiko 7140-842
• Seiko 7017-789
• Seiko 6110-724
• Seiko 7112-284
• Seiko 6676-788
• Seiko 4467-735
• Seiko 7050-432
• Seiko 7048-834