Find your diamond
Find your jewelry
shape
carat
color
clarity

Lab-Grown Diamonds/Man-Made Diamonds (MMD)

New posts
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
694
jstorm
bcmacdonald
Blog Best Places To Buy Lab-Grown Diamond Jewelry
Replies
6
Views
6K
pinklemonadegurl
jbake
1.95ct Heart Solitaire in Rose
Replies
23
Views
1K
Diamond Girl 21
Diamond Girl 21
B
opinion on 3ct lab for first time buyer
Replies
18
Views
1K
DejaWiz
DejaWiz
L
Help choosing 2 ct round LGD
Replies
8
Views
893
Kim N
Kim N
D
Advice needed for this LGD - first time buyer
Replies
2
Views
308
DejaWiz
DejaWiz
T
Similar characteristics, huge price difference?
Replies
3
Views
694
Wyntery
Wyntery
Cosmetologist
Help! FedEx lost my 1.21ct J VS2 Marquise I've been offered a Substitute Stone as Replacement details below
Replies
18
Views
1K
Cosmetologist
Cosmetologist
TiffanyBlue
Lightbox 2ct decision
Replies
13
Views
1K
Slickk
Slickk
petrock<3
Do you see blue nuance in my stone?
Replies
9
Views
1K
ariel144
ariel144
B
New ring with crooked prongs - Advice needed
Replies
9
Views
718
bv_jewels
bv_jewels
Rockdiamond
Yet another reason to despise eBay
Replies
29
Views
1K
Ibrakeforpossums
Ibrakeforpossums
D
Advice Needed!
Replies
6
Views
525
dogmama
D
B
1.91 Upgrade is here!
Replies
12
Views
687
DiamondsOnly
DiamondsOnly
Q
Help with hca score
Replies
11
Views
780
Kim N
Kim N
D
Can you help me find a 0.75ct round for $550 USD?
Replies
15
Views
667
diamondyes
D
DiamondsOnly
New to lab grown diamond - advice needed for round brilliant
2
Replies
36
Views
2K
DiamondsOnly
DiamondsOnly
D
Help narrowing down 4ct Oval choices
Replies
21
Views
822
ariel144
ariel144
U
Lightbox 2ct or 1.25ct VS2/E/Hearts and Arrows/Super Ideal for pendant?
Replies
13
Views
892
pinklemonadegurl
pinklemonadegurl
M
The survey says?
Replies
3
Views
362
vintageinjune
vintageinjune
pineapple1919
Diamond Stud Earrings
Replies
13
Views
658
DejaWiz
DejaWiz
B
New Ring - 2ct Lightbox blue
Replies
7
Views
900
petrock<3
petrock<3
maldkelton
MRB to Transitional Recut Lab Diamond!
Replies
25
Views
1K
maldkelton
maldkelton
Garry H (Cut Nut)
Blue Nuance HPHT & Boron Test
Replies
9
Views
934
Garry H (Cut Nut)
Garry H (Cut Nut)
N
6x 0.30ct lab diamonds round
Replies
5
Views
449
MMtwo
MMtwo
DejaWiz
Thread for DreamingOfDiamonds
Replies
7
Views
577
DreamingOfDiamonds
DreamingOfDiamonds
clearfading
Antique Asscher videos and opinions
Replies
14
Views
853
clearfading
clearfading
H
Musings about HPHT vs CVD looking forward the most natural… please weigh in if you have thoughts!
  • h52
2
Replies
46
Views
4K
Garry H (Cut Nut)
Garry H (Cut Nut)
oncrutchesrightnow
Frequency of perceived LGD drawbacks
Replies
6
Views
646
Karl_K
Karl_K
J
Opinions/help on round 1.01 D VVS2 lab diamond
Replies
17
Views
549
DejaWiz
DejaWiz
JenniferMarie90
5 months later here I am looking at stones again!
Replies
19
Views
809
DejaWiz
DejaWiz
B
Upgrading but I need help
Replies
28
Views
886
Kim N
Kim N
You must log in or register to post here.
Top