Pronouncing Fidelity: Engagement Rings

Black Diamond Engagement Ring
14 k Black Gold
1.70 ct Black Round Diamond 

http://www.squidoo.com/black-gold-rings

Butterfly and Vine Engagement and Wedding Ring Set

18 k yellow gold

15 x 0.010 ct diamonds

18 k yellow gold

22 x 0.010 ct diamonds

1.0 carat (6.5 mm diam) white sapphire

Sandblast on gold metal detail

http://www.etsy.com/listing/104181848/nature-inspired-18k-yellow-gold-10-ct 

Engagement rings are the rings that are worn before the symbolic marriage ceremony. They are usually more extravagant compared to the marriage rings, even though they may match.

http://www.wisegeek.org/what-is-the-difference-between-engagement-rings-and-wedding-rings.htm