Seiko Cal. 0722 - 634

Released in 1985, the Cal. 0722 with design code 634 was part of Seiko's domestic market collection. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-8cf6353ed7db]

Also known as: Sumo, Bellmatic

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1985

Related Models

• Seiko 7053-932
• Seiko 3841-807
• Seiko 7022-449
• Seiko 6230-234
• Seiko 4464-964
• Seiko 3877-445
• Seiko 3814-501
• Seiko 0775-410
• Seiko 5634-533
• Seiko 6183-867
• Seiko 3813-121
• Seiko 7078-450