Seiko Cal. 6398 - 746

The Seiko 6398-746 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-4c5a12ff1c48]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1976

Related Models

• Seiko 4534-978
• Seiko 6361-382
• Seiko 6114-405
• Seiko 4458-744
• Seiko 6344-256
• Seiko 7184-902
• Seiko 7040-977
• Seiko 5637-666
• Seiko 6292-935
• Seiko 6210-326
• Seiko 5615-749
• Seiko 6115-851