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Heart|Lab Grown|IGI

0.78ct D VVS1 Heart Lab Grown Diamond

D/VVS1 • IGI LG788666496

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG788666496

Diamond specifications and retailer prices

From $514 AUD
$361 USD
As of October 30, 2026
Save $1,115 AUD (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,629 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.78ct lab-grown heart diamond

This 0.78ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included) and certified by IGI LG788666496 or 788666496. Listed at 8 retailers as of October 29, 2026, with prices from $514 to $1,629, a $1,115 spread on the same certified stone. MOH London lists it at $1,629. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.78
Carat
D
Colour
VVS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788666496
Dimensions5.63 × 6.41 × 3.67 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
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
5.63 mm6.41 mm0.78 ctD / VVS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788666496
Side View
Table 66.0%Crown 38.1°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 57.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,629 AUD|Low: $514 AUD|High: $1,690 AUD|Avg: $911 AUD|-2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 4$514 AUD
Retailer 6$604 AUD
Retailer 2$634 AUD
Retailer 8$671 AUD
Retailer 3$896 AUD
Retailer 7$1,172 AUD
Retailer 5$1,191 AUD
MOH London$1,629 AUD

41 data points across 8 retailers

8 retailers$514 AUD to $1,629 AUD

B+
Cheapest Retailer
-
$514 AUD
$361 USD
B
Retailer 2
-
$604 AUD
$424 USD
View
B+
Retailer 3
-
$634 AUD
£351 GBP
View
B+
Retailer 4
-
$671 AUD
$471 USD
View
B
Retailer 5
-
$896 AUD
View
B
Retailer 6
-
$1,172 AUD
$823 USD
View
B
Retailer 7
-
$1,191 AUD
$837 USD
View
Most Expensive
B
MOH London
LG788666496 · Oct 29
$1,629 AUD
£901 GBP
View
7 more retailers have this diamond
Prices start from $514 AUDSave up to $1,115 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.

B+
0.78ct Heart
$514 AUD