Seiko Cal. 7123 - 342

This Spring Drive model from 1980 features a 46mm Stainless Steel case. Powered by the 7123 caliber with 35j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-fa3b510fd6fe]

Also known as: Sumo, Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1980

Related Models

• Seiko 5666-650
• Seiko 6162-399
• Seiko 5237-547
• Seiko 4533-511
• Seiko 6342-157
• Seiko 6276-747
• Seiko 7190-788
• Seiko 5297-745
• Seiko 5292-189
• Seiko 7190-477
• Seiko 6668-804
• Seiko 4559-256