Seiko Cal. 7123 - 440

This Solar model from 1967 features a 37mm Hardlex-Coated Steel case. With its 22mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-da4bdc8fc423]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1967

Related Models

• Seiko 4531-951
• Seiko 0788-575
• Seiko 6694-825
• Seiko 6269-595
• Seiko 6695-716
• Seiko 7028-525
• Seiko 6384-786
• Seiko 4457-146
• Seiko 4476-324
• Seiko 5248-558
• Seiko 5615-321
• Seiko 4575-997