Seiko Cal. 6647 - 751

Seiko 6647-751

Released in 1985, the Cal. 6647 with design code 751 was part of Seiko's domestic market collection. Powered by the 6647 caliber with 21j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-ba329d1d0851]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
11.6mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Blue Sunburst
Jewels
21j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1985

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seikata-wm-ba329d1d0851