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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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649
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
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7
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6K
sahariaazmin12
P
Have 5 days left in return window - please help me evaluate these GCAL 8x Ovals
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12
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352
Calliecake
C
D
Fancy yellow diamond - is it a good choice?
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1
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276
m-cubed
M
JV36912
  • Poll Poll
What would you do?
2
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55
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2K
JV36912
JV36912
H
Opinions on Gcal 8x HPHT
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10
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544
houti
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L
KimN - one more time!
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1
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249
Kim N
Kim N
Chasiu
Presenting my 3.27ct OEC solitaire
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16
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859
cushioncutnut
cushioncutnut
C
  • Poll Poll
many thx! Plz help me pick a diamond for my girlfriend
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19
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518
Kim N
Kim N
alene
Thoughts on this stone?
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8
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324
alene
alene
D
Advice on Emerald Cut lab diamond please
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0
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220
db73
D
S
  • Poll Poll
8-main cushion & side pears are set! Thoughts on prongs?
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2
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313
LilAlex
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M
Loosegrowndiamond.com
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2
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296
0515vision
0
C
Proposing in 2wks, please help on my final pick
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7
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297
calidiamond
C
C
help...this stone?
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11
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271
Kim N
Kim N
D
Any advice on Emerald cut options appreciated
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0
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183
db73
D
SparklieBug
How to Find Where a Diamond is Listed on Different Sites?
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5
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483
SparklieBug
SparklieBug
J
Please help choose one of the two
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4
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204
Kim N
Kim N
K
Seeking tiffany true/elara/flanders/square cut radiant stone 4-ish carats D/E color VS1/2 quality and brilliant style cut.
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4
Views
326
kilowhiskey111
K
M
Finally pulled the trigger, what do you think?
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10
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395
Kim N
Kim N
hoofbeats95
Thoughts on Ritani emerald cut rings
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0
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210
hoofbeats95
hoofbeats95
K
Quality of Lightbox finest emerald cut
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3
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465
momofive
momofive
M
Another request for help with LGD earrings!
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1
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142
Kim N
Kim N
T
Ritani Tennis Bracelets are 50% off today with code FLASH50
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0
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187
tomato
T
B
Adiamor Earring Settings
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0
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125
b2k2
B
J
Please can you help me choose a pear shaped diamond?
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16
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463
jeunessedoree
J
J
Is this a good diamond to buy for the price?
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2
Views
267
DejaWiz
DejaWiz
I
Narrowed it down to two...which one would you choose?
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10
Views
341
vintageinjune
vintageinjune
P
What specs should I look for in labs for earrings
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11
Views
326
Kim N
Kim N
bosslady05
Help! 6ctw round LGD studs
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15
Views
340
Kim N
Kim N
P
Ready to build my first diamond ring!
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7
Views
320
Kim N
Kim N
TooManyChoices
Whiteflash vs IDJ for lab tennis bracelet?
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15
Views
858
NY_Resonant
N
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