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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
1K
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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6
Views
7K
pinklemonadegurl
C
I need some help choosing!
Replies
5
Views
115
cashton13
C
ariellenlv
Thoughts on this diamond
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10
Views
247
DejaWiz
DejaWiz
KiloSierra
It’s here! 6.07 leggy Emerald in 18kt gold with some friends!
2 3
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73
Views
4K
Oneys mom
Oneys mom
apt277
Can I get your input on this Oval?
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12
Views
289
apt277
apt277
Lynniiee
How to source a good quality oval?
Replies
10
Views
328
Lynniiee
Lynniiee
emmiesweetie
Everyday stud size, what do you think?
2
Replies
42
Views
1K
pinklemonadegurl
pinklemonadegurl
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
Replies
6
Views
7K
pinklemonadegurl
pinklemonadegurl
lunamoon61320
Help choosing diamond
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1
Views
97
DejaWiz
DejaWiz
C
Dejawiz can you help me understand if one is better then the other....
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1
Views
90
DejaWiz
DejaWiz
emmiesweetie
Confused about pricing and "D" color for earrings
2
Replies
45
Views
1K
Lavy
L
tyty333
James Allen Octagons
Replies
0
Views
99
tyty333
tyty333
L
Help with diamonds for 3ct stud earrings
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1
Views
156
Lavy
L
freddyboston
NPR Planet Money buys a mystery diamond
Replies
4
Views
228
DejaWiz
DejaWiz
J
Is this a good round brilliant?
Replies
5
Views
170
DejaWiz
DejaWiz
shawnycoco
Help me find a diamond for my hopefully future wife
Replies
3
Views
181
DejaWiz
DejaWiz
whitewave
My stunning and gorgeous blue lab cushion from DBL
Replies
12
Views
557
Matthews1127
Matthews1127
C
Question for DejaWiz
Replies
6
Views
148
cashton13
C
P
Is pavilion angle 41.6° too steep for JP round nova?
Replies
1
Views
100
ecf8503
ecf8503
reincarnatedmagpie
Trying to source a vivid pink pear in the 2.5-3cts range - help for a very indecisive newbie?
Replies
0
Views
81
reincarnatedmagpie
reincarnatedmagpie
Inked
Old World Diamonds announces lab diamond line
Replies
15
Views
1K
jaqjaqjaq
jaqjaqjaq
Tobia
MASTER THESIS ON LAB GROWN DIAMOND
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0
Views
119
Tobia
Tobia
2
Will you give me your thoughts on this stone, please?
Replies
9
Views
332
Garry H (Cut Nut)
Garry H (Cut Nut)
D
Twin HCA 1.1 studs!
Replies
5
Views
184
drvt
D
R
Help finding 2-2.3 carat round diamond
Replies
2
Views
153
MackPUK
M
C
Lost a stud 2ct
Replies
1
Views
156
maryjane04
maryjane04
C
Dejawiz in need of some help take two
2
Replies
40
Views
600
DejaWiz
DejaWiz
Texas Leaguer
Why Are Lab Diamond Prices So Variable?
Replies
15
Views
653
Chelsea Palmer
C
R
Thoughts on this crisscut cushion?
Replies
0
Views
48
rjmr
R
C
Holloway cut advisor question
Replies
6
Views
203
cashton13
C
C
Any thoughts on these round cut stones?
Replies
1
Views
83
MackPUK
M
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