Without inspecting the stone, it is not possible to answer your question.
Take your gem to a certified gemologist, who can explain whether the spot is a surface cut, intended to reflect light, or a flaw in the stone or something else.
Black Diamond is an investment group with controlling interests in both Hines Nursery and Color Spot Nursery.
You can't find it in the game. You can only get it at special Pokemon events. They don't hold them for Diamond anymore considering Black and White is now out.
The address of the Black Diamond Library is: 24707 Roberts Drive, Black Diamond, 98010 M
there is no best spot
A faucet... Like a diamond which has many reflective surfaces.
The address of the Black Diamond Museum is: Po Box 232, Black Diamond, WA 98010
Yes, it is a black diamond representing a black diamond.
A black diamond won't sparkle like a white diamond, but a very special black diamond, the Amsterdam Black Diamond is apparently a visually stunning stone. Read more, below.
The Black Diamond Spot Lite 200 headlamp features a maximum brightness of 200 lumens, multiple lighting modes, a compact and lightweight design, and a long battery life. Its benefits include hands-free illumination for outdoor activities, adjustable brightness levels, and a comfortable fit for extended wear.
The web address of the Black Diamond Museum is: http://www.blackdiamondmuseum.org
Flat, non reflective black!
Yes, the dog has a black spot on its eye.