Why the same diamond can be priced so differently? When buying a diamond, how can I make sure I’m getting a good quality/value? Is there a general guideline? thanks!
https://www.b2cjewels.com/dd/11656958/Round-diamond-M-color-VS1-clarity
https://www.jamesallen.com/mobile/l...m-color-vs1-clarity-excellent-cut-sku-5260450
https://www.b2cjewels.com/dd/11656958/Round-diamond-M-color-VS1-clarity
https://www.jamesallen.com/mobile/l...m-color-vs1-clarity-excellent-cut-sku-5260450