Bague au firmament

An exceptional and rare model of a French bague au firmament ring, circa 1780. The high carat gold tapering shanks supports a curved navette head set with vibrant foiled emerald green glass surmounted by crescents of rose-cut diamonds, within a diamond surround. The ring is size P [US 7 and 1/2] and can be sized and the head of the ring measures 1 and 1/4 inches by 2/3 of an inch. Such an unusual colour, substantial, immaculate.

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