Seiko Cal. 0721 - 593

The 0721-593 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-5e26bc1ebddd]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1996

Related Models

• Seiko 6331-760
• Seiko 7153-848
• Seiko 4459-141
• Seiko 0787-281
• Seiko 5674-357
• Seiko 4437-247
• Seiko 4568-483
• Seiko 7118-259
• Seiko 5229-249
• Seiko 6673-499
• Seiko 3873-700
• Seiko 3843-607