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Heart|Lab Grown|IGI

1.37ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG778664531

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG778664531

Diamond specifications and retailer prices

From $293 AUD
$206 USD
As of October 28, 2026
Save $2,227 AUD (88%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,520 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.37ct lab-grown heart diamond

This 1.37ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778664531 or 778664531. Listed at 11 retailers as of October 28, 2026, with prices from $293 to $2,520, a $2,227 spread on the same certified stone. Do Amore Diamonds lists it at $2,520. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778664531
Dimensions6.56 × 7.83 × 4.63 mm
L/W Ratio1.19
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
6.56 mm7.83 mm1.37 ctE / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778664531
Side View
Table 61.0%Crown 35.1°Girdle: THN-STKPavilion 40.3°Culet: NoneDepth 59.1%

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 28
Current: $2,520 AUD|Low: $293 AUD|High: $2,520 AUD|Avg: $1,079 AUD
Do Amore Diamonds
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 12$293 AUD
Retailer 9$575 AUD
Retailer 11$592 AUD
Retailer 7$617 AUD
Retailer 5$661 AUD
Retailer 4$675 AUD
Retailer 8$1,106 AUD
Retailer 2$1,153 AUD
Retailer 3$1,402 AUD
Retailer 10$1,631 AUD
Retailer 6$1,690 AUD
Do Amore Diamonds$2,520 AUD

21 data points across 12 retailers

11 retailers$293 AUD to $2,520 AUD

A
Cheapest Retailer
-
$293 AUD
$206 USD
Final sale: no returns
B+
Retailer 2
-
$575 AUD
$404 USD
View
A
Retailer 3
-
$592 AUD
$416 USD
View
A
Retailer 4
-
$617 AUD
ZAR 7,007 ZAR
View
A
Retailer 5
-
$661 AUD
£366 GBP
View
B
Retailer 6
-
$1,106 AUD
$777 USD
View
B
Retailer 7
-
$1,153 AUD
$810 USD
View
B
Retailer 8
-
$1,402 AUD
$985 USD
View
B
Retailer 9
-
$1,631 AUD
$1,145 USD
View
B
Retailer 10
-
$1,690 AUD
£935 GBP
View
Most Expensive
B
Do Amore Diamonds
27-442B9568A · Oct 29
$2,520 AUD
$1,770 USD
View
10 more retailers have this diamond
Prices start from $293 AUDSave up to $2,227 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
1.37ct Heart
$293 AUD