Seiko Cal. 6310 - 311

This Automatic model from 1986 features a 34mm Stainless Steel case. With its 22mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-e4564f44665c]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1986

Related Models

• Seiko 6291-705
• Seiko 5271-148
• Seiko 6241-541
• Seiko 6232-445
• Seiko 7113-271
• Seiko 5281-909
• Seiko 3892-767
• Seiko 7023-290
• Seiko 5221-704
• Seiko 0772-498
• Seiko 6252-342
• Seiko 0764-727