Seiko Cal. 6630 - 548

This Hand-Winding model from 1979 features a 36mm Gold-Plated case. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-2b1d3a4895f0]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1979

Related Models

• Seiko 0781-928
• Seiko 4577-206
• Seiko 7069-233
• Seiko 7187-456
• Seiko 6248-759
• Seiko 5288-784
• Seiko 6126-247
• Seiko 5670-147
• Seiko 5232-342
• Seiko 4515-813
• Seiko 0792-470
• Seiko 6385-183