Seiko Cal. 4439 - 408

This Spring Drive model from 1982 features a 35mm PVD Black case. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-ce25616db80e]

Also known as: Bellmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1982

Related Models

• Seiko 7087-693
• Seiko 6155-934
• Seiko 6665-516
• Seiko 6374-949
• Seiko 6158-164
• Seiko 7164-481
• Seiko 4584-714
• Seiko 5666-280
• Seiko 6151-142
• Seiko 6314-518
• Seiko 0746-428
• Seiko 6667-804