The alexandrite gemstone shines different colors in different lights. Under white light it shines more green and shines purple and blue under yellow light and daylight. Ring details- His: Accent stone: 1.0 mm &1.5mm round cut moissanite Band width: 5mm Hers: Main Ring: -Center stone: 1.6 CT 6x8mm pear shape lab alexandrite -Side stones: moissanite and lab alexandrite -Smooth tapered band. Wedding band: -Accent stone: moissanite and lab alexandrite -Band Width (Bottom): 1.6-1.7mm -Cast in Sterling silver, solid 10k 14k 18k rose, yellow or white gold or Platinum Processing times: 3 to 4 weeks lead time, if you need a rush order, please contact me. Please read through my return/exchange policy before purchasing. Each ring is handmade just for you in your size and metal. We don't accept cancellation after 24 hours, We don't accept return without any quality issue, if you want to return the ring, a processing fee will be charged. We offer a 3 months warranty on our product. This does not cover loss of ring or extreme damage to your ring (crushing, run over)! All rings comes in a lovely ring box ready for giving! I try to keep my packaging as eco friendly as possible, so please recycle/reuse if you can :) Please feel free to contact me with any questions if you don't see the answers on my FAQ page! Thank you for your support! Duncan