Art Nouveau Opal Diamond Enamel Pin/Pendant baguette cut With a wide ribbon of

With a wide ribbon of enamel*

20ctw in alternating square and marquise shapes

flanked by Old European cut diamonds weighing app

Round faceted peridot

Art Nouveau Opal Diamond Enamel Pin/Pendant baguette cut With a wide ribbon ofCentering an opal measuring approx. 10 x 7mm, flanked by Old European cut diamonds weighing app. 0. 06ctw. Measuring approx. 1 1 16 x 1 1 8 inches, fashioned in 14k yellow gold. Marked for Krementz. Circa 1900. Similar example on page 219 of Answers to Questions About Old Jewelry, by C. Jeanenne Bell. *Although vitreous enamel forms a hard, durable surface, it is susceptible to chipping and breakage upon impact.