Seiko Cal. 6649 - 673

Released in 1972, the Cal. 6649 with design code 673 was part of Seiko's domestic market collection. It features a Cream dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-a38919bfa9f6]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1972

Related Models

• Seiko 7136-606
• Seiko 5659-971
• Seiko 6332-590
• Seiko 0726-200
• Seiko 5649-181
• Seiko 3859-711
• Seiko 6253-431
• Seiko 7027-622
• Seiko 4562-208
• Seiko 6114-749
• Seiko 3885-112
• Seiko 0740-622