Women's 14KT White Gold 0.68 Ctw Princess Cut Diamond Channel Engagement Ring. This ring is a size 6.

1.15 ctw Cushion & Round Cut Hidden Halo 14KT White Gold Engagement Ring 3.2g. This ring is a size 8 3/4. 

Solitaire 11.35 Ct Lab-Created Pink Sapphire 14KT Yellow Gold Cocktail Ring 6.3g. This ring is a size 6 3/4.

1.65 ctw Princess & Round Diamond Invisible Halo 14KT Gold Wedding Ring Set 5.6g. This ring set is a size 6.5 and the bands are soldered together. Both the band and engagement ring are 14KT white gold. 

Vera Wang Love 1.06 ctw 14KT White Gold Sapphires & Diamond Engagement Ring 3.4g. This ring is a size 6 3/4.

Women's 2.01 cttw Cushion & Round Cut Diamond Platinum Wedding Ring Set - 5.9g. Both the engagement ring and the band ring are a size 4 3/4. In the center of the engagement ring is one stunning cushion cut diamond (measurements: 6.950 x 6.520 x 4.470 mm) with a diamond carat weight of 1.81 ct. This cushion cut diamond has an VS-1 clarity with a K color and a good cut. The engagement ring and band ring also feature an additional 86 round cut diamonds with an approximate weight of 0.20 cttw. These diamonds have a clarity range of VS2-SI1 with a G to H color. 

Women's 1.00 Ctw Round Diamond Solitaire Engagement Ring In 10KT White Gold. This ring is a size 7.