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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.

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bcmacdonald
Blog Lab-Grown Diamond Prices - June 2025
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3
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1K
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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6
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7K
pinklemonadegurl
C
White flash lab diamond tennis bracelet
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3
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386
vintage diamond
vintage diamond
RM387
GCAL 8X vs Whiteflash Lab precision?
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21
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645
AdaBeta27
A
Missy
Lab diamonds are now a majority of US ring sales
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26
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1K
glitterata
glitterata
R
Dipping my toes into Lab
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4
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319
0515vision
0
B
I think I’m ready! Searching for a 2.5-3.5 H&A round (Experts please chime in)
2
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56
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1K
BarbieB
B
jeaniefish
Finding a GIA, AGS Ideal Cut Emerald Cut Lab Diamond…Impossible?
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9
Views
332
Rockdiamond
Rockdiamond
lovedogs
Somebody's got to buy this LGD!
2
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41
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3K
_diamondsovercoffee
D
P
Are either of these a decent lab solitaire?
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2
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201
pomelolo
P
E
Need opinions on rhis diamond
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7
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201
0515vision
0
K
Thoughts on heart-shaped diamond
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3
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287
Garry H (Cut Nut)
Garry H (Cut Nut)
Sopranojla
Help me with specs for a lab grown 5 carat oval, please!
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1
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185
Garry H (Cut Nut)
Garry H (Cut Nut)
T
Calculating Emerald Cut Pavilion & Crown Angles
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2
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249
Garry H (Cut Nut)
Garry H (Cut Nut)
S
Looking for OMC
  • sln
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1
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209
Garry H (Cut Nut)
Garry H (Cut Nut)
rrachll
Lab Oval Diamond advice needed
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3
Views
214
Karl_K
Karl_K
S
Bought a pair of diamond studs without any certs but with ideal scope.
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11
Views
330
SiRf3R
S
F
Opinion on this emerald cut diamond
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4
Views
219
fylmar
F
MentalSoup
Pointers towards an upgrade appreciated
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10
Views
324
MentalSoup
MentalSoup
DiamondBaby
Dreamstone diamonds
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5
Views
773
Arthur Kennedy
Arthur Kennedy
Missy
My quest- Fat emerald cut lab diamond ring- Help appreciated
2 3 4
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110
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5K
Missy
Missy
L
Thoughts on this pair?
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4
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141
lucythedog
L
S
Need help choosing between IGI and GCAL 8X stones for optimal light performance
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1
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166
DejaWiz
DejaWiz
Frenchieglitter
Help needed, opinions on this LGD
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3
Views
171
Frenchieglitter
Frenchieglitter
R
Please comment on the quality of this LGD diamond
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2
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183
Ramsham
R
C
Need Help picking Lab Studs for Earrings!
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0
Views
127
chelsea3
C
dnfd
My Intro to Labs? What’s Yours?
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9
Views
600
seaurchin
S
ringbling17
My New to Me 4.01 Lab OEC in DK 8 prong setting
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12
Views
740
ashdawnp
ashdawnp
Runningmama
Can someone please check this crystal material for me?
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6
Views
259
DejaWiz
DejaWiz
I
Jann Paul Pink Lab Diamonds?
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14
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1K
Lisa Loves Shiny
Lisa Loves Shiny
Jean1977
Christmas reset for me!
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5
Views
411
Lisa Loves Shiny
Lisa Loves Shiny
W
A quest for Scintillation, imperfection - Lab Ritani Purchase
Replies
11
Views
497
WindyRain
W
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