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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
426
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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6
Views
6K
pinklemonadegurl
S
feedback on cushion cut
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5
Views
112
superk02
S
C
Pls advice on these emerald videos
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2
Views
60
Karl_K
Karl_K
crxs
Tilt windowing on Radiant
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4
Views
117
crxs
crxs
oncrutchesrightnow
Not-of-this-Earth specialty-cut grudge match! (I.e. show me your LGD specialty cuts.)
14 15 16 17
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487
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25K
Ibrakeforpossums
Ibrakeforpossums
T
August Vintage Oval or Jannpaul Oval 8/Nova for solitaire
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2
Views
212
juniper24
J
R
Looking for the right OEC
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14
Views
255
Dreamer_D
Dreamer_D
0
Surat worth a visit?
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3
Views
194
Garry H (Cut Nut)
Garry H (Cut Nut)
C
Cushion Cut
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6
Views
218
joe2
J
bcmacdonald
Blog Lab-Grown Diamond Prices - June 2025
Replies
3
Views
426
jstorm
J
glitterata
Sheer curiosity: What's the biggest decent lab diamond for around $1K or less?
Replies
23
Views
751
acaw2015
acaw2015
L
Looking for advice selecting a ~2 ct round brilliant diamond!
Replies
10
Views
145
LP2448
L
C
  • Poll Poll
Oval diamond - bowtie
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0
Views
72
colorpurple
C
Grymera
Can I get an opinion on these diamonds?
Replies
7
Views
138
Dreamer_D
Dreamer_D
D
Grown Diamond Corp Legitimacy
Replies
1
Views
180
cop219
cop219
S
Unhappy with my 3 CT Round Brilliant LGD
2 3
Replies
62
Views
2K
Sunrises Sunsets
S
elle_chris
The Final Four
Replies
6
Views
211
elle_chris
elle_chris
I
Help with round 2ct LG
Replies
18
Views
484
0515vision
0
AL12
Notch in basket head prongs of setting. Yay or nay
Replies
17
Views
389
AL12
AL12
cushioncutnut
Well it has been a long journey...
Replies
22
Views
907
cushioncutnut
cushioncutnut
cop219
HELP with Emerald Cut ASET images
Replies
9
Views
141
DejaWiz
DejaWiz
Inked
Another Southwest recut 7.64 ct MRB to 5.69 carat OEC
2 3
Replies
64
Views
3K
Inked
Inked
elle_chris
Which Would You Choose?
Replies
4
Views
160
elle_chris
elle_chris
Garry H (Cut Nut)
A Diamond thought experiment posted in RockyTalky
Replies
0
Views
138
Garry H (Cut Nut)
Garry H (Cut Nut)
M
Question for Dejawiz re: Reddit
Replies
2
Views
230
MackPUK
M
F
Gia changes in September
Replies
4
Views
286
Texas Leaguer
Texas Leaguer
J
input please
Replies
3
Views
175
joe2
J
TreasureSeeker
Please help me evaluate this marquise lab diamond.
Replies
14
Views
312
TreasureSeeker
TreasureSeeker
F
cushion and princess for gents ring
Replies
5
Views
158
free-user
F
pineapple1919
Help Finding the Perfect 2.5ct Oval Lab Diamond – Brilliant Earth Only (Insurance Replacement)
Replies
9
Views
185
DejaWiz
DejaWiz
M
In ‘her’ final setting
Replies
8
Views
234
MackPUK
M
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