Seiko Cal. 0720 - 184

Released in 1967, the Cal. 0720 with design code 184 was part of Seiko's domestic market collection. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-bc14275fc5c9]

Also known as: Bullhead, Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1967

Related Models

• Seiko 4543-464
• Seiko 6198-900
• Seiko 0773-136
• Seiko 4570-251
• Seiko 6665-930
• Seiko 6155-730
• Seiko 7143-624
• Seiko 0710-423
• Seiko 7072-443
• Seiko 4562-334
• Seiko 6164-681
• Seiko 0749-657