The platinum frame is hallmarked with a dog's head and signed Mauboussin Paris.
The diamond was cut to produce the certificate of analysis by the French Gemology laboratory (see photo), then re-set on the setting with a new bezel (part of the ring holding the diamond).
French work from the Mauboussin house in Paris in the 1970s.
Characteristics of the Diamond -
Weight in carats : 1.54 carats Color: J
Purity : S12
Size : Good
Dimensions -
Weight : 3.65 grams
Finger size : 55 (possibility of sizing extra).
Ring width : 1.63 millimeters at the thinnest.
Diameter of the top of the ring : 8.5 millimeters.
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