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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 Best Places To Buy Lab-Grown Diamond Jewelry
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2
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3K
ariel144
R
IGI reliability for Lab Diamonds
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3
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9K
ChristineRose
O
August Vintage Rounds
2
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41
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10K
foodie100
e2the3rd
Unresolved issue with Ouros
3 4 5 6
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151
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10K
ariel144
jaysonsmom
20th Anniversary OEC from Distinctive Gems
2 3
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67
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10K
oncrutchesrightnow
Mjay
Ritani disappointment
2 3 4
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107
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10K
blingmeupscotty
C
Secondary market for used lab-diamonds?
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16
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10K
DoeEyes
nala
If you own a MMD, do you tell everyone it is an MMD?
2 3
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87
Views
10K
AprilBaby
Garry H (Cut Nut)
LGD Man Made diamonds are going to change natural diamonds for the better
2 3
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69
Views
11K
Miss_LK
secretagentdee
CVD or HPHT Lab diamonds?
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23
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11K
xxxxxx
YoungFavor
  • Locked
Any experience/thoughts on Amora Gem Ultra hearts & arrows?!
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7
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11K
Ella
M
Bought a ring from D.NEA
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21
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11K
periwinklegirl
periwinklegirl
  • Locked
Which is the right blue for me?
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26
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12K
periwinklegirl
OoohShiny
Yoram / Gemconcepts is cutting MMDs!
2 3 4
Replies
112
Views
12K
LightBright
missy
Tianyu OEC lab diamonds
2 3 4
Replies
100
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12K
MamaBee
Coloratura
  • Locked
Alarming news about the radiation enhancement/irradiating of diamonds/gems.
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6
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12K
fireopal
M
Urgent help needed! 2 stones, pink!
3 4 5 6
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169
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13K
lovedogs
twosanguinehearts
5+ carat lab diamond - thoughts?
8 9 10 11
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301
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13K
DejaWiz
D
  • Locked
Why are synthetic diamonds so expensive?
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9
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13K
LAD
A
GCAL Lab Made
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7
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13K
jeaniefish
jeffportnoy
Lightbox 2.0 ct Engagement Ring
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27
Views
13K
bv_jewels
LadyCerulea
Irradiated blue diamonds
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11
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13K
periwinklegirl
mrsgreeneyes
Lab Diamond from Tianyu Gems
2 3
Replies
67
Views
14K
molecule
denverappraiser
  • Locked
Questions for Mr. Zarakhani of d.neadiamonds.com lab created diamonds
2 3
Replies
84
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14K
Alexei Zarakhani
DejaWiz
Surprise Upgrade for The Missus - First Ritani Purchase
6 7 8 9
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242
Views
14K
DejaWiz
M
Why Would One Choose MMD Over Real?
  • MTHealthyLiving
2 3 4
Replies
104
Views
15K
jeffportnoy
Rpb
  • Poll
August Vintage Lab grown diamonds poll
  • Rpb
2 3 4
Replies
118
Views
16K
muesli
oncrutchesrightnow
Not-of-this-Earth specialty-cut grudge match! (I.e. show me your LGD specialty cuts.)
9 10 11 12
Replies
351
Views
16K
tomato
lovedogs
Anyone buy from new world diamonds?
2 3
Replies
66
Views
17K
La2020
O
Can jeweller tell the difference between lab-grown diamonds?
Replies
3
Views
17K
ooohdiamonds
D
The Scam of Brilliant Earth
2
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46
Views
18K
La2020
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