Sleek and modern with a slightly irregular nature...
unique marquise diamond ring
18k Gold Ruby, Sapphire, and Diamond Ring, Vintage Style Ring
Horizontal Marquise Diamond Art Deco Engagement Ring in 14K White Gold.... Oh DAMN!!
East+West+Marquise+Diamond+Ring | FEMININE EAST TO WEST FLUSH SET MARQUISE DESIGNER RING SETTING
Paul Spurgeon marquise diamond ring - Wave contemporary Jewellery
Circa 1920: Vintage Marquise Cut Ring. I've never seen a marquise stone set east/west (nice!) instead of north/south (*not* my favorite).
Vintage Classic Marquise Cut Emerald Crystal Sterling Silver Women Ring www.jewelsin.com/...
Hey, I found this really awesome Etsy listing at https://www.etsy.com/listing/254053525/reservedantique-art-deco-french-gia