Seiko Cal. 0721 - 871

The Seiko 0721-871 represents an important milestone in Seiko's 1982 lineup. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-428795b48f70]

Also known as: Helmet, Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1982

Related Models

• Seiko 6695-972
• Seiko 4584-549
• Seiko 4474-619
• Seiko 6191-338
• Seiko 5297-337
• Seiko 6319-473
• Seiko 0731-142
• Seiko 4427-879
• Seiko 3818-440
• Seiko 5265-524
• Seiko 0781-901
• Seiko 0797-233