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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
Views
611
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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6
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6K
pinklemonadegurl
S
Engagement Ring - Help me pick.
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5
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251
DejaWiz
DejaWiz
J
Diamond Stud Help
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23
Views
497
Kim N
Kim N
Sonderson
Is this a good Oval lab diamond?
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1
Views
184
Sonderson
Sonderson
D
Good Radiant stone?
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4
Views
214
0515vision
0
T
Jann Paul’s Octagon Nova video set in 6 prongs! And price info
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5
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1K
saraverse
S
G
Help me pick!
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7
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206
0515vision
0
L
Quince now selling lab diamonds
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0
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424
lucythedog
L
A
Choosing a Diamond
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23
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473
Asteriskahn
A
S
Please help me choose an emerald-cut lab diamond
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10
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512
serenity_1217
S
M
Show me your marquise
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5
Views
322
HGar
H
Jax172
GCAL 8x Oval vs Random Oval I picked
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7
Views
671
Jax172
Jax172
0-0-0
Is this a good emerald cut?
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26
Views
764
0-0-0
0-0-0
Minx7891
Please help me find my first lab diamond!
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20
Views
454
Minx7891
Minx7891
H
Diamond missing one number from inscription
2
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55
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1K
0515vision
0
AprilBaby
Lost lab studs
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22
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718
Ibrakeforpossums
Ibrakeforpossums
M
Help me choose a stone!
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10
Views
313
0515vision
0
Scooba116
14k, 18k, or platinum for solitaire pendant?
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11
Views
594
elle_chris
elle_chris
737liz
Please please help this confused PSer find a 7.3mm MRB with fat arrows
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11
Views
389
737liz
737liz
H
Help! Is this a good loose diamond?
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13
Views
434
hs77
H
F
selecting stones for an eternity ring?
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3
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289
MakingTheGrade
MakingTheGrade
gdmons217
Thoughts on this lab grown diamond?
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14
Views
426
0515vision
0
swaye2010
Sapphire with OEC lab diamond halo
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22
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1K
swaye2010
swaye2010
T
Assistance on lab diamond search
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18
Views
525
Kim N
Kim N
evergreen
Bought a BIG blue nuance for planned recut to OEC/transitional...!
2 3 4
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101
Views
4K
Dreamer_D
Dreamer_D
Swirl68
Just purchased two lab-grown diamond online for stud earrings. Where do I go now to get them mounted?
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4
Views
431
denverappraiser
denverappraiser
W
Opinion On This LGD Please
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11
Views
376
0515vision
0
SparkleMax
The Ultimate Decagon VS Nova showdown. New top dog?
Replies
6
Views
2K
0515vision
0
B
Narrowing down on lab-grown diamond for engagement ring
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6
Views
452
DejaWiz
DejaWiz
B
Second opinion on diamond proportions for an engagement ring
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2
Views
270
Benoit-G
B
B
Help finding marquise LGD
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9
Views
430
bunny67
B
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