Seiko Cal. 6630 - 859

The Seiko 6630-859 represents an important milestone in Seiko's 1976 lineup. Powered by the 6630 caliber with 20j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-6801b3aa43ee]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1976

Related Models

• Seiko 6654-690
• Seiko 5279-407
• Seiko 4458-273
• Seiko 5690-304
• Seiko 7151-851
• Seiko 5213-811
• Seiko 6388-300
• Seiko 6364-918
• Seiko 6190-837
• Seiko 4486-230
• Seiko 6265-341
• Seiko 4462-644