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Heart|Lab Grown|IGI

0.78ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG683590728

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG683590728

Diamond specifications and retailer prices

From $381 CAD
$273 USD
As of October 30, 2026
Save $1,320 CAD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,701 CAD 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG683590728 or 683590728. Listed at 13 retailers as of October 29, 2026, with prices from $381 to $1,701, a $1,320 spread on the same certified stone. MOH London lists it at $1,701. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683590728
Dimensions5.60 × 6.43 × 3.71 mm
L/W Ratio1.15
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
5.60 mm6.43 mm0.78 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683590728
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 57.7%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $1,701 CAD|Low: $335 CAD|High: $2,122 CAD|Avg: $932 CAD|-18.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8$341 CAD
Retailer 10$381 CAD
Retailer 11$422 CAD
Retailer 9$443 CAD
Retailer 3$489 CAD
Retailer 7$710 CAD
Retailer 6$749 CAD
Retailer 2$809 CAD
Retailer 5$1,073 CAD
Retailer 12$1,441 CAD
Retailer 4$1,685 CAD
MOH London$1,701 CAD

43 data points across 12 retailers

13 retailers$381 CAD to $1,701 CAD

Retailer 1
-
$341 CAD
$244 USD
Price last confirmed 17 days ago
A
Retailer 2
-
$381 CAD
$273 USD
View
Final sale: no returns
Retailer 3
-
$422 CAD
$302 USD
View
Price last confirmed 18 days ago
B+
Retailer 4
-
$443 CAD
$317 USD
View
Retailer 5
-
$489 CAD
$350 USD
View
Price last confirmed 32 days ago
B
Retailer 6
-
$710 CAD
$508 USD
View
B
Retailer 7
-
$749 CAD
A$825 AUD
View
B
Retailer 8
-
$809 CAD
£456 GBP
View
B
Retailer 9
-
$1,073 CAD
A$1,182 AUD
View
Retailer 10
-
$1,358 CAD
$972 USD
View
Price last confirmed 18 days ago
B
Retailer 11
-
$1,441 CAD
$1,032 USD
View
B
Retailer 12
-
$1,685 CAD
£950 GBP
View
Most Expensive
B
MOH London
LG683590728 · Oct 29
$1,701 CAD
£959 GBP
View
12 more retailers have this diamond
Prices start from $381 CADSave up to $1,320 CAD

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
0.78ct Heart
$381 CAD