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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
667
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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7
Views
6K
sahariaazmin12
R
Low HCA (0.4) - Are these proportions okay?
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20
Views
757
Kim N
Kim N
T
IGI vs GIA grading for lab diamonds?
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2
Views
576
DejaWiz
DejaWiz
breanne
LGD Dark or EGD Light?
2
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32
Views
981
breanne
breanne
Z
Help with pear diamond comparison
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15
Views
538
Shazam22
S
T
Why is there such a difference in price?
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10
Views
571
MMtwo
MMtwo
Lisa Loves Shiny
My Ritani 2.82 F VS 1 Arrived. Do We Love Her?
Replies
22
Views
779
Calliecake
C
B
Need help choosing LGD
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13
Views
457
Butter-Scotch
B
L
HPHT diamond with blue phospherence?!
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4
Views
489
MMtwo
MMtwo
P
Opinions for a loose diamond
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14
Views
745
lovedogs
lovedogs
T
Opinions of this LGD for a replacement engagement ring
2
Replies
41
Views
1K
Kim N
Kim N
R
Anything to worry about with this diamond?
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20
Views
767
DejaWiz
DejaWiz
B
Looking for lever back earrings
Replies
6
Views
440
Brightblonde
B
Musa15
Looking for a GCAL 3.5-4.5ct range Brilliant Cushion. Which vendor should I be looking at?
Replies
4
Views
428
momofive
momofive
S
Opinions on this one?
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6
Views
379
Septemberwedding
S
M
Has my jeweller picked well cut diamonds?
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4
Views
485
Mirowaki
M
lavenderdragonfly23
Help me build an amazing “Tiffany Inspired” engagement ring ❤️
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12
Views
925
tyty333
tyty333
M
Seeking opinions on these 3.5ct (plus) options
Replies
26
Views
1K
Kim N
Kim N
boxbits
Looking for well-cut 1ct round LGD for less than $1,000
Replies
18
Views
651
momofive
momofive
C
Custom diamond bangle
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2
Views
453
mayaINaU
M
A
Diamond/Setting Upgrade for 20th Anniversary
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19
Views
931
Kim N
Kim N
Inked
My 'upgrade' finally reset, 2.5 Alex Parks OEC
2 3
Replies
63
Views
3K
Inked
Inked
Z
Need advice on GCAL 8x diamond
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4
Views
732
musicloveranthony
M
P
Experience with DeBebians for Lab Grown Ring?
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5
Views
783
Mooshi
Mooshi
A
Very Confused about buying ....
  • Ann
Replies
19
Views
1K
Ann
A
L
Thoughts on this diamond ?
Replies
6
Views
397
momofive
momofive
S
What color do you see?
Replies
26
Views
754
Sadie12
S
momofive
Just saw this on Alex Park- 9ct. Antique style EC - Wow!
Replies
14
Views
992
LALove
LALove
jaqjaqjaq
I lost an earring! :(
Replies
8
Views
572
jaqjaqjaq
jaqjaqjaq
Lisa Loves Shiny
Hello. Can you please give me your opinion on this LGD?
Replies
10
Views
541
Kim N
Kim N
D
Real-world difference: Super Ideal Lab-grown vs mined diamonds?
Replies
7
Views
2K
MMtwo
MMtwo
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