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Heart|Lab Grown|IGI

0.51ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG839630339

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839630339

Diamond specifications and retailer prices

From $239 AUD
$168 USD
As of October 30, 2026
Save $1,315 AUD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,554 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart 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 LG839630339 or 839630339. Listed at 16 retailers as of October 30, 2026, with prices from $239 to $1,554, a $1,315 spread on the same certified stone. Reve Diamonds lists it at $1,554. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839630339
Dimensions5.00 × 5.66 × 3.03 mm
L/W Ratio1.13
Girdle conditionFaceted
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
5.00 mm5.66 mm0.51 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839630339
Side View
Table 64.0%Crown 35.3°Girdle: MED-VTKPavilion 39.2°Culet: NoneDepth 53.5%

Caratlytics Score

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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 30
Current: $523 AUD|Low: $239 AUD|High: $1,554 AUD|Avg: $659 AUD|+2.3%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 14$239 AUD
Retailer 3$268 AUD
Retailer 12$278 AUD
Retailer 5$296 AUD
Retailer 11$296 AUD
Retailer 2$399 AUD
Retailer 13$509 AUD
Retailer 1$523 AUD
Retailer 9$536 AUD
Retailer 6$612 AUD
Retailer 10$756 AUD
Retailer 4$954 AUD
Retailer 15$1,008 AUD
Retailer 7$1,032 AUD
Retailer 8$1,396 AUD
Reve Diamonds$1,554 AUD

11 data points across 16 retailers

16 retailers$239 AUD to $1,554 AUD

A
Cheapest Retailer
-
$239 AUD
$168 USD
A
Retailer 2
-
$268 AUD
$188 USD
View
Final sale: no returns
A
Retailer 3
-
$278 AUD
$195 USD
View
A
Retailer 4
-
$296 AUD
$208 USD
View
A
Retailer 5
-
$296 AUD
$208 USD
View
B+
Retailer 6
-
$399 AUD
$280 USD
View
Retailer 7
-
$509 AUD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$523 AUD
£289 GBP
View
B+
Retailer 9
-
$536 AUD
ZAR 6,086 ZAR
View
B
Retailer 10
-
$612 AUD
$430 USD
View
B
Retailer 11
-
$756 AUD
View
B
Retailer 12
-
$954 AUD
$670 USD
View
B
Retailer 13
-
$1,008 AUD
$708 USD
View
B
Retailer 14
-
$1,032 AUD
$725 USD
View
B
Retailer 15
-
$1,396 AUD
£772 GBP
View
Most Expensive
B
Reve Diamonds
0B291AA0B · Oct 30
$1,554 AUD
$1,092 USD
View
15 more retailers have this diamond
Prices start from $239 AUDSave up to $1,315 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 Heart
$239 AUD