Seiko Cal. 4478 - 506

This Hand-Winding model from 1991 features a 34mm Stainless Steel case. With its 20mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-937630e3bee6]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1991

Related Models

• Seiko 5644-776
• Seiko 5670-685
• Seiko 4414-537
• Seiko 6353-391
• Seiko 6216-111
• Seiko 5634-428
• Seiko 0797-767
• Seiko 0726-744
• Seiko 4444-137
• Seiko 4430-768
• Seiko 6339-631
• Seiko 6226-485