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Emerald|Lab Grown|IGI

0.51ct D VS1 Emerald Lab Grown Diamond

ID • D/VS1 • IGI LG698528880

Shape and cutting style on the report: Emerald cut

Certificate IGI LG698528880

Diamond specifications and retailer prices

From $157 AUD
$110 USD
As of October 29, 2026
Save $1,182 AUD (88%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,795 AUD at MOH London · As of October 19, 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 LG698528880 or 698528880. Listed at 9 retailers as of October 29, 2026, with a 755% 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG698528880
Dimensions5.40 × 3.88 × 2.40 mm
L/W Ratio1.39
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
5.40 mm3.88 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG698528880
Side View
Table 64.0%Crown 33.3°Girdle: STK-THKPavilion 38.8°Culet: LargeDepth 61.9%

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: $1,795 AUD|Low: $149 AUD|High: $1,808 AUD|Avg: $653 AUD|+0.5%
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 18, 2026
Retailer 9$157 AUD
Retailer 12$181 AUD
Retailer 3$296 AUD
Retailer 2$306 AUD
Retailer 14$383 AUD
Retailer 10$386 AUD
Retailer 5$440 AUD
Retailer 13$521 AUD
Retailer 15$530 AUD
Retailer 11$688 AUD
Retailer 8$695 AUD
Retailer 6$947 AUD
Retailer 7$1,128 AUD
Retailer 4$1,338 AUD
MOH London$1,795 AUD

14 data points across 15 retailers

9 retailers$157 AUD to $1,338 AUD

A
Cheapest Retailer
-
$157 AUD
$110 USD
A
Retailer 2
-
$181 AUD
$127 USD
View
A
Retailer 3
-
$306 AUD
$215 USD
View
B+
Retailer 4
-
$386 AUD
$271 USD
View
B+
Retailer 5
-
$521 AUD
$366 USD
View
B
Retailer 6
-
$688 AUD
$483 USD
View
B
Retailer 7
-
$695 AUD
$488 USD
View
B
Retailer 8
-
$1,338 AUD
$940 USD
View
Most Expensive
MOH London
LG698528880 · Oct 19
$1,795 AUD
£993 GBP
View
Price under review
8 more retailers have this diamond
Prices start from $157 AUDSave up to $1,182 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
$157 AUD