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Costco Diamond Studs

WDWDiamond

Shiny_Rock
Joined
May 27, 2021
Messages
158
Hi All,

I purchased .50 ctw I+ VS2+ uncerted diamond studs from Costco. I am still fairly new at evaluating diamonds and would like opinions on these. I am leaning towards returning them and purchasing the .50 ctw preset studs from Whiteflash. (I have an ACA for my ering so I trust the quality of the preset studs and don’t need the upgrade option on ACAs.)

1: How would you rate the cut quality?
2: Would you keep or return for WF preset studs?

Diamond A:
6AD3F6E8-2AFD-4DEC-A4CF-EE6A87463A5F.jpeg
Diamond B:
851CB2A2-6835-454D-A02C-4A7944E4C809.jpeg

Diamond A on bottom Diamond B on top:
BD8CFECB-D20E-45A5-9C61-B2F18712C029.jpeg
14986D85-1E24-436F-A915-191A02D345CC.jpegF21E706C-1D1D-44B9-BD0D-88B882055646.jpeg46EC8203-F89B-4CDD-945C-6075866AE57D.jpeg
 
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I think they look very nice. What is the cost of the Costco studs vs. the Whiteflash option?
 
I think they look very nice. What is the cost of the Costco studs vs. the Whiteflash option?

Costco studs: $700 (I+, VS2+)
Whiteflash studs: $975 (H/I, SI1)
Both are 14k with La Pousette backs.
 
If you are not expecting to take advantage of the Whiteflash upgrade option the Costco studs seem like a good buy.

Thank you! :)
 
Diamond A looks surprisingly good to me. Diamond B seems to have a larger table. So I am not sure how closely they are matched. However, in .25 stones, I doubt you could actually see the difference especially when they are on ears and would never be next to each other. I am partial to WF, too, due to having some of their diamonds. So it's kind of a toss up to me at this size.
 
Diamond A looks surprisingly good to me. Diamond B seems to have a larger table. So I am not sure how closely they are matched. However, in .25 stones, I doubt you could actually see the difference especially when they are on ears and would never be next to each other. I am partial to WF, too, due to having some of their diamonds. So it's kind of a toss up to me at this size.

Thanks for your comment. That’s kinda how I’m feeling too. I like that I wouldn’t have to worry about cut quality with the WF pair but I’m thinking at this size it really doesn’t matter.
 
Thanks again for everyones input. I think I will keep the Costco pair!
 
Wow, nicely done! The second pair does seem to match better. They are pretty and look bright and sparkly! Enjoy them!
 
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