Seiko Cal. 0730 - 830

This Quartz model from 1970 features a 44mm Hardlex-Coated Steel case. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-6e689d45f656]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1970

Related Models

• Seiko 6387-821
• Seiko 6354-345
• Seiko 6293-281
• Seiko 7150-902
• Seiko 5298-874
• Seiko 4483-804
• Seiko 7159-663
• Seiko 0710-548
• Seiko 5269-638
• Seiko 5668-108
• Seiko 7083-600
• Seiko 6151-522