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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
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649
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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7
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6K
sahariaazmin12
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Lab earring help
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12
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367
0515vision
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acaw2015
Reasonable price antique-looking cushion?
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19
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607
Kasey Bug
Kasey Bug
Ibrakeforpossums
LightBox has an Asscher cut now.
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5
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433
Ibrakeforpossums
Ibrakeforpossums
N
Setting OMC lab diamond
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8
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396
NK2012
N
T
25th wedding anniversary -diamond selection help
2 3
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64
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2K
0515vision
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momofive
8 MONTHS LATER- MY JANN PAUL 3 STONE EC IS FINALLY HERE AND IT'S GORGEOUS
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26
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2K
ariel144
ariel144
jeaniefish
The Times They are a Changing Indeed!
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7
Views
616
jeaniefish
jeaniefish
Natylad
The two weeks club - The LGD version!
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13
Views
590
JV36912
JV36912
B
Whiteflash precision diamonds compared to natural ACA?
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13
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1K
Alybetter
Alybetter
K
Is basket absolutely necessary?
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20
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1K
emmy12
E
G
Adiamor
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3
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397
seaurchin
S
I
Cut score on stonealgo
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1
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491
DejaWiz
DejaWiz
layercake11
Need help choosing a diamond
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7
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274
purplesilk
P
I
Looking for some advice on these 4 options
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3
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223
DejaWiz
DejaWiz
G
Diamond Hunt - Help
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4
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276
0515vision
0
R
Help me choose a lab grown diamond please!
2
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59
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2K
DejaWiz
DejaWiz
P
Please help me choose one of the two
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4
Views
183
Kim N
Kim N
A
Thoughts on JannPaul's new Octagon Nova?
2
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31
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2K
Alybird
A
B
What to look for to get a firey diamond
2
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56
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2K
b2k2
B
glitterbomb
My Upcoming Lab Diamond Project: 10.22ct G / VS1 EC lab diamond from Distinctive Gems
2 3 4
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91
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9K
mjea
mjea
M
Oval Diamond Help
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0
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171
matt250507
M
P
Diamond Check please! Does this Oval have a bowtie? Do your worst. [Pics/videos inside]
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8
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435
SparkleMax
SparkleMax
L
My First Post - looking for lab studs
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28
Views
632
BoulderGal
B
F
Overwhelmed & Confused About Proportions, Scintillation & All This Information
2
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39
Views
796
Fashungurl
F
Lschneids01
Do I go back to my local jeweler to upgrade or keep searching with all the research I learned on here!
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15
Views
391
AdaBeta27
A
P
Feedback on 3ct Oval D / VS1. GCAL 8x
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1
Views
247
tyty333
tyty333
F
Opinion on this lab diamond
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3
Views
267
DejaWiz
DejaWiz
Y
Gcal 8x help deciding on these diamonds
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7
Views
416
DejaWiz
DejaWiz
TruLuv858
Lab OEC Band?
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11
Views
477
elizat
E
elle_chris
Pics of 7 stone oval band, and quick review.
Replies
4
Views
391
elle_chris
elle_chris
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