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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
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3
Views
667
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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7
Views
6K
sahariaazmin12
W
2-3 carat engagement rings
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22
Views
1K
Lisa Loves Shiny
Lisa Loves Shiny
Jean1977
Thoughts on this round
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2
Views
230
Jean1977
Jean1977
Runningmama
Newest purchase
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5
Views
357
cushioncutnut
cushioncutnut
F
How can I know if my Hpht diamond is a type 2 a or b ?
2
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35
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2K
floaty97
F
B
Diamond Critique
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5
Views
281
DejaWiz
DejaWiz
P
Diamond check
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12
Views
401
PossibleVapour
P
Scooba116
Advise on these two please
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5
Views
250
Scooba116
Scooba116
C
Need quick opinions on this diamond in the setting - should I keep or return?
Replies
11
Views
418
0515vision
0
Scooba116
Please help with studs!
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4
Views
245
Scooba116
Scooba116
SCARLETTE
Please Help Choose the Right Diamond
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15
Views
354
DejaWiz
DejaWiz
K
Selecting engagement stone, seeking opinions on this diamond that’s 30% off currently
2
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36
Views
858
kpm1028
K
heididdl
Diamond Tennis Necklace with Heart shape in the center -Khloe Kardashian style
Replies
23
Views
1K
heididdl
heididdl
cushioncutnut
It's here and Perfect! 4.64ctw Emerald cut ring!
Replies
23
Views
744
Missy
Missy
Rockdiamond
  • Poll Poll
Does the lab matter?
Replies
11
Views
551
Rockdiamond
Rockdiamond
geckodani
Design Opinions on my Toi et Moi
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18
Views
745
geckodani
geckodani
cushioncutnut
Starting to get cold feet....
2
Replies
35
Views
1K
MMtwo
MMtwo
Scooba116
Why are all the lab radiants so elogonated?
Replies
0
Views
202
Scooba116
Scooba116
K
Selecting engagement stone, seeking opinions on this diamond that’s 30% off currently any and all insight is greatly appreciated!
Replies
0
Views
209
kpm1028
K
TooManyChoices
Are all H&A the same?
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2
Views
302
TooManyChoices
TooManyChoices
C
IGI certification questions
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2
Views
542
lovedogs
lovedogs
Scooba116
Dealbreakers on this 4ct EC please?
Replies
4
Views
349
cushioncutnut
cushioncutnut
geckodani
Do Emerald cuts pick up more environmental color?
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16
Views
438
geckodani
geckodani
D
Radiant Diamond Help
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3
Views
223
tyty333
tyty333
S
Is this normal...
Replies
4
Views
356
tyty333
tyty333
C
Thoughts between these two?
Replies
4
Views
266
chilltown38
C
H
Please tell me what you think of this round diamond!
Replies
2
Views
271
Garry H (Cut Nut)
Garry H (Cut Nut)
Runningmama
A thank you to Deja, KimN, lovedogs, and everyone else that spends so much of their time helping on this forum
Replies
15
Views
560
Pomelo
Pomelo
D
What do you think about this pear?
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8
Views
369
DejaWiz
DejaWiz
M
Thoughts on my prongs
Replies
14
Views
784
Garry H (Cut Nut)
Garry H (Cut Nut)
two_little_birds
Premium cuts?
Replies
11
Views
650
two_little_birds
two_little_birds
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