Rabu, 28 Februari 2018

Diamond
src: i.ytimg.com Diamond ( ) is a metastable allotrope of carbon, where the carbon atoms are arranged in a variation of the face-centered c...

Engagement ring
src: upload.wikimedia.org An engagement ring is a ring indicating that the person wearing it is engaged to be married, especially in Wester...

Diamond color
src: thediamond4cs.com A chemically pure and structurally perfect diamond is perfectly transparent with no hue, or color . However, in reali...