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Lab-Grown Diamonds/Man-Made Diamonds (MMD)

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Learn about and discuss everything on lab-grown diamonds here! No simulants (CZ, Moissanite, YAG, etc), please.

Featured Topics

bcmacdonald
Blog Lab-Grown Diamond Prices - June 2025
Replies
3
Views
667
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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7
Views
6K
sahariaazmin12
S
Ritani stone arrived - decision time - thoughts?
Replies
9
Views
635
MMtwo
MMtwo
McLaren
Considering Ritani 2.26 G VS1 for solitaire
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29
Views
1K
McLaren
McLaren
dianaR
Can someone explain why this costs $32k?
Replies
23
Views
1K
DejaWiz
DejaWiz
J
Seeking help on deciding between two diamonds
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12
Views
336
Kim N
Kim N
L
Desperately seeking Opinions/feedback on diamond please
2
Replies
46
Views
2K
Larisa
L
Z
Searching for diamond
Replies
14
Views
596
momofive
momofive
F
Painting but still GIA EX cut?
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0
Views
232
Felipe
F
M
Seeking Opinion: 2.10 ct E VVS2
Replies
4
Views
383
DejaWiz
DejaWiz
B
Is this hearts and arrows?
Replies
16
Views
687
Karl_K
Karl_K
sabinameister
Lab Grown Studs Birthday Gift
Replies
6
Views
561
sabinameister
sabinameister
B
6.02 G VS2 Emerald Cut - Cut feedback please :)
Replies
7
Views
650
springsparkle
springsparkle
M
Emerald cut LGD feedback sought
Replies
2
Views
309
tyty333
tyty333
M
What setting for larger stones?
Replies
7
Views
611
_dracarys_
D
S
Thoughts on 1.3-1.6 carat round
Replies
21
Views
813
sparklecoffee
S
Round Halo Lover
On the hunt for a 4ct Round
Replies
11
Views
670
dkata
dkata
ringbling17
My Emerald arrived from Brilliance!
Replies
24
Views
933
Slickk
Slickk
Garry H (Cut Nut)
HiTech tools thread posted on RockyTalky
Replies
1
Views
262
AprilBaby
AprilBaby
MsP
On the hunt for a round FIREBALL!
  • MsP
Replies
23
Views
878
Kim N
Kim N
F
What do you think of this heart?
Replies
4
Views
247
momofive
momofive
KiloSierra
Side stone help - size recommendations
2
Replies
30
Views
1K
KiloSierra
KiloSierra
L
Requesting opinions for HPHT lab diamond
Replies
16
Views
734
momofive
momofive
breanne
Most Well Behaved Cut?
Replies
14
Views
859
breanne
breanne
Rons Wolfe
Opinions on Another Stone, Please.
Replies
3
Views
326
Rons Wolfe
Rons Wolfe
H
Second opinion about decagon lab diamonds
Replies
6
Views
2K
Felipe
F
R
Finally got to see the 18 ct in person!
2
Replies
36
Views
1K
AprilBaby
AprilBaby
K
Help! FedEx lost my Asscher from Debebians
Replies
13
Views
770
kilowhiskey111
K
S
Thoughts on this diamond please
Replies
7
Views
426
Kim N
Kim N
R
Opinions on this 18 ct emerald cut?
2
Replies
52
Views
2K
Daisys and Diamonds
Daisys and Diamonds
jaqjaqjaq
Just received my Ritani stone
2
Replies
36
Views
1K
MMtwo
MMtwo
Makem
What’s a good size round cut side stones for a 2.4ct round cut center stone?
Replies
4
Views
290
Kim N
Kim N
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