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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
602
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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6
Views
6K
pinklemonadegurl
L
Smaller lab stud help!
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16
Views
462
Kim N
Kim N
I
Diamond orientation in setting
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5
Views
377
Dreamer_D
Dreamer_D
D
Help me pick between these round diamonds
2
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38
Views
756
Frenchieglitter
Frenchieglitter
Musa15
Do these look like VS and above? I'm slightly panicking
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28
Views
595
Dreamer_D
Dreamer_D
W
Opinion on these GCAL 8x brilliant rounds
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24
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2K
0515vision
0
R
Does this diamond look great in the videos or do you guys see any problems with it?
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11
Views
317
0515vision
0
JaneDough
Anyone with a lab diamond with stria - how does it affect light performance?
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8
Views
439
Lisa Loves Shiny
Lisa Loves Shiny
U
Am I crazy?!
2 3 4
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93
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3K
User68345
U
dylanandtyler
Question on calculating proportions
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2
Views
148
dylanandtyler
dylanandtyler
C
What are these colors?
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16
Views
244
DejaWiz
DejaWiz
L
What type of inclusion is this?
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6
Views
253
DejaWiz
DejaWiz
Sirenagirl
Help me find a glorious OEC or OMC.
Replies
6
Views
449
Sirenagirl
Sirenagirl
DejaWiz
Diamond lovers, enthusiasts, and pros: blue nuance?
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18
Views
469
Rockdiamond
Rockdiamond
U
Help me find a round 2.5!
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16
Views
347
Kim N
Kim N
A
Help me to choose an oval diamond please
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29
Views
542
annastasiia
A
P
Help, searching for a pair of diamonds for earrings
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11
Views
224
p12345
P
R
Help evaluate this LG pair
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2
Views
109
realru
R
B
Need help searching for a pair of diamonds for earrings again
Replies
0
Views
109
b2k2
B
T
Please provide feedback
Replies
5
Views
203
tooraloora
T
M
Changing prongs
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5
Views
354
mrsj8610
M
C
Studs - pls help
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29
Views
486
0515vision
0
B
Not so perfect specs , but a steal of a deal
Replies
21
Views
466
Bullybabe65
B
C
Working on huggies - Need your inputs
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11
Views
310
concun
C
SoaRFaabz
Jannpaul Setting Quality?
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1
Views
227
0515vision
0
C
CAD Check on JP Ring
Replies
15
Views
782
Competitive_Cars
C
Y
Please help me pick out a round cut diamond!
2
Replies
38
Views
727
Kim N
Kim N
S
Please Help! Diamond Engagement Ring
Replies
3
Views
159
Kim N
Kim N
dylanandtyler
Tiffany's new solitaire setting
Replies
8
Views
418
dylanandtyler
dylanandtyler
D
You see a big stone on person A vs B: do you make assumptions on Lab vs mined?
2
Replies
59
Views
2K
jaqjaqjaq
jaqjaqjaq
S
Opinion on light performance of these elongated cushions
Replies
6
Views
364
Garry H (Cut Nut)
Garry H (Cut Nut)
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