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Emerald|Lab Grown|IGI

0.51ct D VS1 Emerald Lab Grown Diamond

ID • D/VS1 • IGI LG808620392

Shape and cutting style on the report: Emerald cut

Certificate IGI LG808620392

Diamond specifications and retailer prices

From $186 AUD
$131 USD
As of October 29, 2026
Save $1,198 AUD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,938 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown emerald diamond

This 0.51ct lab-grown emerald sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG808620392 or 808620392. Listed at 18 retailers as of October 29, 2026, with a 643% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishGood
SymmetryVery Good
FluorescenceNone
Crown angle41°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808620392
Dimensions5.30 × 3.71 × 2.53 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.30 mm3.71 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishGood
SymmetryVery Good
FluorescenceNone
CertificateIGI LG808620392
Side View
Table 73.0%Crown 41°Girdle: ThickPavilion 40°Culet: LargeDepth 68.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,938 AUD|Low: $179 AUD|High: $1,951 AUD|Avg: $530 AUD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 12$186 AUD
Retailer 7$208 AUD
Retailer 3$216 AUD
Retailer 13$231 AUD
Retailer 15$231 AUD
Retailer 4$313 AUD
Retailer 10$327 AUD
Retailer 2$388 AUD
Retailer 9$416 AUD
Retailer 8$417 AUD
Retailer 6$554 AUD
Retailer 14$742 AUD
Retailer 11$784 AUD
Retailer 5$1,215 AUD
MOH London$1,938 AUD

42 data points across 15 retailers

18 retailers$186 AUD to $1,385 AUD

A
Cheapest Retailer
-
$186 AUD
$131 USD
A
Retailer 2
-
$208 AUD
$146 USD
View
Final sale: no returns
A
Retailer 3
-
$216 AUD
$152 USD
View
A
Retailer 4
-
$231 AUD
$162 USD
View
A
Retailer 5
-
$231 AUD
$162 USD
View
A
Retailer 6
-
$273 AUD
HK$1,500 HKD
View
A
Retailer 7
-
$313 AUD
$220 USD
View
B+
Retailer 8
-
$327 AUD
$230 USD
View
B+
Retailer 9
-
$388 AUD
£215 GBP
View
B+
Retailer 10
-
$416 AUD
€278 EUR
View
B+
Retailer 11
-
$417 AUD
ZAR 4,734 ZAR
View
B
Retailer 12
-
$554 AUD
$389 USD
View
B
Retailer 13
-
$642 AUD
SGD 609 SGD
View
B
Retailer 14
-
$742 AUD
$521 USD
View
B
Retailer 15
-
$784 AUD
$551 USD
View
B
Retailer 16
-
$1,215 AUD
£672 GBP
View
B
Retailer 17
-
$1,385 AUD
$973 USD
View
Most Expensive
MOH London
LG808620392 · Oct 29
$1,938 AUD
£1,072 GBP
View
Price under review
17 more retailers have this diamond
Prices start from $186 AUDSave up to $1,198 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.51ct Emerald
$186 AUD