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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
493
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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6
Views
6K
pinklemonadegurl
petrock<3
5.5 H OMC by Alex Park
2
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58
Views
3K
ashdawnp
ashdawnp
pinklemonadegurl
6.53 rb ideal cut Ritani lab E colour in temp setting
2
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51
Views
2K
WinterCamellias
WinterCamellias
lunker7
Just a guy with the 1millionth “help with round” post.
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27
Views
541
DejaWiz
DejaWiz
Taylorbug!
Emerald cut LGD
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2
Views
238
ecf8503
ecf8503
R
Old Mine Lab Advice
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0
Views
119
rwhittington
R
L
Old ring needs new stone!
2
Replies
30
Views
665
StarshineSweet
StarshineSweet
Y
CAD check!
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2
Views
103
yankees1997
Y
B
Help with evaluating supposed H&A stone
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0
Views
76
baxxter
B
MrsT
Promise ring challenge - help anyone?
Replies
14
Views
385
MrsT
MrsT
ladygert
Comparing three modern antique-ish diamonds, thoughts??
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0
Views
46
ladygert
ladygert
fullsun
Vendor recommendations for 3-stone huggie earrings
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4
Views
245
fullsun
fullsun
E
Need Advice.
Replies
3
Views
158
tyty333
tyty333
fiona00004
Return of the radiant!
Replies
2
Views
168
Lisa Loves Shiny
Lisa Loves Shiny
tyty333
Thoughts on these stones?
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4
Views
158
tyty333
tyty333
A
Adiamor wedding band- experiences
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8
Views
355
IHeartIce
IHeartIce
Mjay
My stocking stuffer! A 4.03 ct OEC
Replies
22
Views
869
Inked
Inked
togal
Loose Grown Diamond Website Issues
Replies
0
Views
109
togal
togal
Paisley2628
Squarish Emerald Cut Lab Diamond Search - Needing some help!
Replies
1
Views
158
Matthews1127
Matthews1127
Lschneids01
Bought a Vday/upcoming 50th Bday gift
Replies
7
Views
362
Matthews1127
Matthews1127
Texas Leaguer
Lab Diamonds vs Moissanite - what happens now?
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9
Views
886
oncrutchesrightnow
oncrutchesrightnow
S
Something funny
Replies
1
Views
105
DejaWiz
DejaWiz
Diamond Girl 21
5.60 Ideal Cut MRB
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2
Views
200
Diamond Girl 21
Diamond Girl 21
C
Pls help to review these
Replies
3
Views
149
DejaWiz
DejaWiz
DiamondDuck
Where to buy Ideal cut H&A lab diamond melee?
Replies
15
Views
755
0515vision
0
S
Help choosing great stone for solitaire engagement ring (without getting ripped off...)
Replies
28
Views
728
Shrga
S
C
Is there any obvious defect or issue with this diamond based on the specs?
2 3 4 5
Replies
124
Views
3K
Chelsea Palmer
C
dylanandtyler
calling all blue nuance experts
Replies
13
Views
376
dylanandtyler
dylanandtyler
Minx7891
My very own August Vintage Cushion
Replies
23
Views
787
Minx7891
Minx7891
kemurphy
Lab diamond rough
Replies
1
Views
149
Karl_K
Karl_K
D
JannPaul nova vs 10 h&a ?
Replies
11
Views
501
cashton13
C
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