Vintage GIA Certified 1.23ct Diamond Engagement Ring Gold 16ct and 1

16ct and 1

This is a fabulous 18k yellow gold Marie Antoinette pin from the 1970s

and lovely faceted cut sapphire accent

The ring is stamped 750 D1

Here is a splendid 18k white gold engagement ring

Vintage GIA Certified 1.23ct Diamond Engagement Ring Gold 16ct and 1This is an elegant platinum engagement ring from the Art Deco period. The ring is centered with a sparkling GIA certified old mine cut diamond that weighs 1. 23ct. The color of the diamond is K with VS1 clarity. The center diamond is accentuated by dazzling round cut diamond and baguette cut sapphire accents. The ring has an impressive open work and engraving design. The top of the ring measures 11mm by 19mm. The ring is size 8 1 2 but it can be