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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
596
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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6
Views
6K
pinklemonadegurl
L
Facet search for lab cushion?
2
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47
Views
987
lostdiamondsad
L
J
input please #6
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4
Views
147
lovedogs
lovedogs
D
Please help me choose a radiant lab diamond! :) Included options
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1
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150
StarshineSweet
StarshineSweet
q8girl
3.11 carat pink diamond.
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12
Views
594
q8girl
q8girl
J
Help needed choosing a LGD!
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3
Views
158
0515vision
0
jeaniefish
Has anyone bought from Brilliance.com?
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29
Views
2K
Ibrakeforpossums
Ibrakeforpossums
Small
question on lab rounds
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3
Views
225
Small
Small
S
Analysis paralysis- 2.2ct + hpht round
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9
Views
315
NancyB919
NancyB919
sech
Is my shallow cut diamond really lesser than? Featuring a 40.3 pavilion angle.
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12
Views
510
kenny
kenny
StarshineSweet
I'm on the hunt!
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9
Views
433
StarshineSweet
StarshineSweet
Bron357
Where to buy a larger size Baguette LGD or a long Emerald LGD
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4
Views
216
Jopdrop
Jopdrop
0-0-0
Comparison between an Asscher and a H&A round
Replies
10
Views
541
0-0-0
0-0-0
Sirenagirl
Help With Engagement Ring Design: OEC & french cuts
Replies
10
Views
387
Sirenagirl
Sirenagirl
D
Shopping for a pink lab diamond - 1.25 ct
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5
Views
303
donutkim96
D
L
CAD check for simple Tiffany design
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0
Views
183
LYBoUseq
L
M
Help with Oval please
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2
Views
115
lovedogs
lovedogs
R
milky diamond with AGS ideal light performance score of 0 ?
Replies
20
Views
536
lovedogs
lovedogs
LoverOfBeautifulThings
5.52 Antique Emerald Cut from Alex Park
Replies
14
Views
862
Karl_K
Karl_K
H
H&A or not? First diamond for e-ring.
Replies
12
Views
430
DejaWiz
DejaWiz
G
Which stone would you buy? approx 2.2 carats, E, VVS2, HPHT round labs for this Gem Goblin
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6
Views
264
GemGoblin
G
E
Calling all Cushion Experts!
  • ECS
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14
Views
386
acaw2015
acaw2015
MrsT
Diamond studs or Drop style 5-6 tcw
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18
Views
714
MrsT
MrsT
facebookin
Ritani refuses to price match
2
Replies
36
Views
2K
MMtwo
MMtwo
NeonOrchid
Opinions on these three oval diamonds?
Replies
2
Views
165
NeonOrchid
NeonOrchid
E
My first project has arrived!!!
Replies
24
Views
595
Lisa Loves Shiny
Lisa Loves Shiny
R
Need some thoughts on these stones...
Replies
16
Views
438
Dreamer_D
Dreamer_D
R
can't decide which one, please help
Replies
4
Views
268
ruffy
R
A
Are these good places to shop oval diamond? RC, James Allen , blue Nile
2
Replies
30
Views
1K
0515vision
0
D
Thoughts on this 2.5 ct radiant cut please!
Replies
3
Views
288
tyty333
tyty333
M
Going in circles trying to select a diamond.
Replies
4
Views
278
MerchantMariner
M
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