I feel it's how you define quality. It might be obvious that inclusions within a stone lower the "quality" but, think about color, or lack of. Who is to say that a white diamond is "better quality" than one with a bluish tint? The blue diamond may even and probably does cost more.A WHITE DIAMOND COLOR WISE IS STILL A WHITE DIAMOND. THIS DOES NOT CHANGE THE COLOR OF A DIAMOND BECAUSE IT IS A BETTER CUT (QUALITY) IF YOU ARE TALKING ABOUT A DIAMOND HAVING SOME FLORESCENCE TO IT, THESE ARE ACTUALLY CONSIDERED LOWER QUALITY IN THE MARKET PLACE. THERE ARE SOME BEAUTIFUL DIAMONDS OUT THERE THAT DO HAVE A FLORESCENCE TO THEM BUT YOU SHOULD BE CHECKING AND ASKING AND PAYING LESS FOR THEM BECAUSE OF THAT CHARACTERISTIC. BLUISH TINT DIAMONDS DO NOT COST MORE.NOW IF YOU ARE TALKING ABOUT BLUE DIAMONDS THAT IS COMPLETELY A DIFFERENT MATTER.
What about a red diamond. Pretty costly there....is it's quality "less" than a white diamond? A RED DIAMOND IS A FANCY DIAMOND AND YES THEY ARE RARE AND EXPENSIVE. RED DIAMONDS ARE VERY RARE SO EVEN A LESSER QUALITY ONE WOULD STILL BE WORTH MORE THAN A LOT OF GOOD QUALITY WHITE DIAMONDS. QUALITY IS NOT JUDGED BY JUST COLOR, ALSO FANCY DIAMONDS HAVE SEPERATE JUDGING FACTORS APART AND DIFFERENT THEN JUDGING NON FANCY DIAMONDS.
Do you think we've been led to believe that certain "qualities" are more desirable than others? Suppose DeBeers had a large stock of white diamonds all locked up to keep the supply of D-E-F grades low. Suppose there are more white white diamonds available than the "lower grades" that, if realeased, our D-E-F stones "values" would drop tremendously.QUALITY IS QUALITY AND IF WHAT YOU MEAN BY THIS IS QUALITY OF THE CUT, THEN THE ANSWER IS CONFUSING BECAUSE YOU CAN NOT JUST JUDGE EVERYTHING THE SAME. A GOOD QUALITY CUT RB IS BETTER THEN A POOR QUALITY CUT RB, THIS IS A FACT THAT CAN'T BE CHANGED. IF YOU MEAN CERTAIN QUALITIES BEING MORE DESIRABLE SUCH AS THE DIFFERENT CUTS (SHAPES) OF DIAMONDS IE: MARQUIS, ROUND BRILLIANT, EMERALD, ETC THEN YES THE DIAMOND BUSINESS IS A BUSINESS AND WILL LEAD US TO BELIEVE A LOT OF STUFF TO MAKE MORE MONEY. THEY DO THIS ALL THE TIME. FOR EXAMPLE THE JOURNEY PENDENTS, 3 STONES REPRESENTING THE PAST, PRESENT AND FUTURE. WHY NOT SELL YOU 3 STONES INSTEAD OF 1,BECAUSE 3 STONES ARE MORE THEN ONE. IF THEY DECIDE TO PUSH A CERTAIN CUT (SHAPE) AND MARKET IT AS BEING SO WONDERFUL AND YOU CAN'T LIVE WITHOUT IT, THEY WILL AND CAN AND DO. SEE THIS IS ALL MARKETING TOOLS (PLOYS) I CALL IT.
WHAT ABOUT THE AMOUNT OF A MAN'S SALARY THAT "THEY" DICTATE SHOULD BE WHAT ONE SHOULD SPEND ON THAT ENGAGEMENT RING? WHO SAYS SO? THEY DO! AND PEOPLE FALL FOR IT DAY IN AND DAY OUT.
I'M NOT GOING TO COMMENT ON THE DE'BEERS HOARDING (did I just say that) ISSUE AS THAT PROBABLY WOULD GET ME IN DEEP DOO DOO, SO I WILL LEAVE THAT ONE ALONE FOR NOW.
I'm just pointing out that often quality is perceived rather than an actual fact. That is, IF you can define what "an actual fact" means.
How DeBeers controls what is available and what they want you to desire and buy ( by their own advertising ) is interesting.