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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
Replies
6
Views
7K
pinklemonadegurl
Shnookums
My VS1 Color E seems beige in color?
Replies
19
Views
524
Garry H (Cut Nut)
Garry H (Cut Nut)
sunnygirl
Trying to learn how to eval EC videos
Replies
6
Views
212
sunnygirl
sunnygirl
tina_v
Thoughts on “bow tie-less” oval cut
Replies
5
Views
233
tyty333
tyty333
Volvoqueen
Lab-Grown Vendor Recommendation
Replies
1
Views
242
tyty333
tyty333
cmcomc
My August Vintage Cushion engagement ring
Replies
9
Views
386
Scon_ce
Scon_ce
Garry H (Cut Nut)
Uses for LGD
Replies
20
Views
491
Daisys and Diamonds
Daisys and Diamonds
Inked
Collet set OEC tennis bracelet David Klass x Alex Park
2 3
Replies
84
Views
3K
acaw2015
acaw2015
Gypsy
Is this a thing?
Replies
4
Views
320
oncrutchesrightnow
oncrutchesrightnow
skillcape
Help Needed: Which of These Lab-Grown Emerald Cuts?
Replies
14
Views
383
NYCsparkle
NYCsparkle
joeandlester
Need help finding an engagement ring diamond!
Replies
25
Views
246
Chelsea Palmer
C
1
Lightbox closeout
Replies
12
Views
885
acaw2015
acaw2015
B
Need help finding a round 2.75-3 carat lab diamond
Replies
27
Views
294
bt615
B
Summertime_girl
Help finding oval center stone
2 3
Replies
74
Views
1K
Summertime_girl
Summertime_girl
S
Help on diamond cut
Replies
5
Views
107
DejaWiz
DejaWiz
R
Emerald cut help?
Replies
1
Views
46
tyty333
tyty333
S
Why is buying a lab diamond so annoying?
Replies
24
Views
1K
MMtwo
MMtwo
R
CAD help, please
Replies
7
Views
115
tyty333
tyty333
tina_v
Thoughts on this precision cut emerald from whiteflash
Replies
8
Views
231
Matthews1127
Matthews1127
J
Which diamond cut is better?
Replies
29
Views
439
DejaWiz
DejaWiz
Rockdiamond
A new 25% tax in Indian Goods. It’s gonna affect lab diamonds.
Replies
5
Views
267
Daisys and Diamonds
Daisys and Diamonds
jeaniefish
Finally set my GIA AGS Ideal Oval Lab Diamond
Replies
3
Views
233
jeaniefish
jeaniefish
B
Help needed is this stone any good
Replies
23
Views
358
DejaWiz
DejaWiz
cocuts
Help deciding between two center Oval Diamonds
Replies
1
Views
91
tyty333
tyty333
GirdleUp
Help picking a Round Brilliant Cut Diamond
Replies
6
Views
291
DejaWiz
DejaWiz
R
Thoughts on this emerald?
2
Replies
48
Views
730
rjmr
R
pineapple1919
Thoughts on these cushion cuts?
Replies
3
Views
150
pineapple1919
pineapple1919
T
Need help finding an oval center stone
Replies
0
Views
49
takemymoney
T
C
Looking for ideal dimensions on Emerald cuts
Replies
2
Views
73
cashton13
C
G
Help Comparing Pear Lab Diamonds
  • gpu
Replies
8
Views
175
tyty333
tyty333
K
need help choosing a pair of 2ct for stud earrings
Replies
1
Views
95
Gypsy
Gypsy
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