Antique Art Deco Duette Brooch Pin Vintage

Lovely large Gatsby style duette brooch w beautiful smokey-clear faceted round stones in 2 different sizes paired with princess cut foiled stones. All stones are prong set in a silver tone setting. Can be worn as a single brooch with pin and rotating safety or as a duette brooch (double clip brooch). Measurement is 4-1/4" inch long x 1 inch at its widest point . Marked Pat.Pend. Rollover pinback clasp is in good working order and hinged clips are nice and tight. Nice Vintage condition with patina consistent of a pre-owned piece of its nature and time, created during the Art Deco era, 1915-1935.