Seiko Cal. 0723 - 531

The Seiko 0723-531 represents an important milestone in Seiko's 1991 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d78fd0ac0c06]

Also known as: Helmet, Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1991

Related Models

• Seiko 6341-712
• Seiko 6333-440
• Seiko 4524-388
• Seiko 3834-349
• Seiko 6135-451
• Seiko 7048-476
• Seiko 7016-364
• Seiko 4431-250
• Seiko 7086-537
• Seiko 7052-384
• Seiko 7022-778
• Seiko 3830-603