Seiko Cal. 6630 - 275

The 6630-275 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-05e93c1222dc]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1984

Related Models

• Seiko 7038-231
• Seiko 6210-984
• Seiko 4417-428
• Seiko 0781-273
• Seiko 0726-141
• Seiko 3878-907
• Seiko 6296-762
• Seiko 7116-992
• Seiko 0752-837
• Seiko 6255-165
• Seiko 5635-726
• Seiko 3881-298