Seiko Cal. 4421 - 990

This Automatic model from 1977 features a 35mm Two-Tone case. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-bb94d5e3a513]

Also known as: Emperor, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1977

Related Models

• Seiko 7168-229
• Seiko 0739-238
• Seiko 3876-174
• Seiko 5619-705
• Seiko 3868-648
• Seiko 4483-380
• Seiko 3812-653
• Seiko 6698-277
• Seiko 5213-563
• Seiko 4447-367
• Seiko 7148-148
• Seiko 6153-405