Seiko Cal. 6380 - 174

This Hand-Winding model from 1978 features a 34mm Hardlex-Coated Steel case. With its 22mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-8bf7ccd5c3a2]

Also known as: Tuna, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1978

Related Models

• Seiko 4580-447
• Seiko 3871-362
• Seiko 5247-867
• Seiko 7077-315
• Seiko 6125-410
• Seiko 3846-926
• Seiko 7037-653
• Seiko 4525-214
• Seiko 7028-371
• Seiko 3886-184
• Seiko 7053-945
• Seiko 5258-894