Seiko Cal. 6673 - 556

The Seiko 6673-556 represents an important milestone in Seiko's 1984 lineup. Powered by the 6673 caliber with 26j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-aea24d69b6ea]

Also known as: Tuna, Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1984

Related Models

• Seiko 4544-579
• Seiko 0793-851
• Seiko 4579-373
• Seiko 6339-521
• Seiko 5630-321
• Seiko 4537-804
• Seiko 6132-672
• Seiko 6646-957
• Seiko 7178-813
• Seiko 6610-717
• Seiko 4473-921
• Seiko 0787-745