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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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632
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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7
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6K
sahariaazmin12
R
Can I see your emerald lab grown diamonds or lab grown diamond in a halo (any shape)?
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0
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179
Rose2519
R
njblinger
Please Advise on these stones
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16
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495
decogilmore
D
E
Three stone lab rings?
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15
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935
emmy12
E
luckygreen317
Pendant with different wear possibilities…
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8
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407
Inked
Inked
S
Diamond Search
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8
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326
stfstf
S
L
Alex Park lab diamonds
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12
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1K
luckygreen317
luckygreen317
B
Your Vote: Which is better?
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29
Views
639
DejaWiz
DejaWiz
A
Cocktail “flashy” ring - Looking for a colored diamond, mostly LG under 6k cost, at James Allen
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0
Views
276
alexandra2301
A
sunkissedx3
Please help me choose between two 3.3ct diamonds- Cushion vs. Oval
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3
Views
448
sunkissedx3
sunkissedx3
B
Tennis Necklace Opinions
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4
Views
657
momofive
momofive
S
Help Finding a Solid Emereld Cut
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1
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180
momofive
momofive
M
Any blue nuance with this HPHT 4.12 ct?
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3
Views
220
0-0-0
0-0-0
B
Honker lab OMC -- Second (Third, Fourth) Set of Eyes?
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22
Views
926
glitterata
glitterata
A
Bad reviews about adiamor small diamonds falling out from their rings. Anyone experienced this?
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1
Views
646
DejaWiz
DejaWiz
lovedogs
Duchess cut MMD?
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4
Views
279
DejaWiz
DejaWiz
J
Please assess this Old Mine cut...
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3
Views
337
tyty333
tyty333
H
Any opinions on this diamond?
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11
Views
348
0515vision
0
J
Suggestions for earring studs.
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0
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192
jz112896
J
Dandi
A few LGD questions...
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4
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368
Dandi
Dandi
M
Professional opinion on lab diamond
2 3
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73
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2K
0515vision
0
H
Please help me pick an upgrade!
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10
Views
491
Hudson123
H
SparkleMax
Jannpaul Decagon vs Octagon Nova vs GIA3x comparison video + some GCAL8x reports
2
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36
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2K
TWoodman
T
ShinyPink
Losing My Mind Looking For LCD
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12
Views
463
lovedogs
lovedogs
L
My Jannpaul Decagon + mini blue decagon
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10
Views
492
lookingforinspo
L
B
Is now the best time to buy lab diamonds?
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4
Views
638
dk168
dk168
S
Stone check
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11
Views
209
0-0-0
0-0-0
DejaWiz
Amazing find - HPHT 0.80 VS1 Fancy Intense Green
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26
Views
841
0-0-0
0-0-0
T
Why the huge price difference between these 2 diamonds?
2
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39
Views
2K
Rockdiamond
Rockdiamond
dk168
Your planned LGD/MMD purchases
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8
Views
530
oncrutchesrightnow
oncrutchesrightnow
T
Is this asscher worth considering?
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7
Views
360
Timely
T
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