Seiko Cal. 6344 - 977

The Seiko 6344-977 represents an important milestone in Seiko's 1987 lineup. Powered by the 6344 caliber with 34j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-941ad33a00d4]

Also known as: Rally, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1987

Related Models

• Seiko 5686-593
• Seiko 0770-906
• Seiko 4530-615
• Seiko 6665-564
• Seiko 6289-153
• Seiko 6388-878
• Seiko 6120-775
• Seiko 5625-609
• Seiko 4469-408
• Seiko 0727-720
• Seiko 7093-135
• Seiko 5255-277