Seiko Cal. 0723 - 442

This Spring Drive model from 1973 features a 40mm Titanium case. With its 21mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-a3d038719a83]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1973

Related Models

• Seiko 6652-671
• Seiko 6297-911
• Seiko 7027-171
• Seiko 5276-654
• Seiko 4591-427
• Seiko 0761-249
• Seiko 7110-698
• Seiko 6394-421
• Seiko 5687-861
• Seiko 7126-682
• Seiko 6619-545
• Seiko 4428-841