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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 $206 USD
As of October 28, 2026
Save $1,564 USD (88%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,770 USD 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 $206 to $1,770, a $1,564 spread on the same certified stone. Do Amore Diamonds lists it at $1,770. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,770 USD|Low: $206 USD|High: $1,770 USD|Avg: $758 USD
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$206 USD
Retailer 9$404 USD
Retailer 11$416 USD
Retailer 6$434 USD
Retailer 2$464 USD
Retailer 4$474 USD
Retailer 8$777 USD
Retailer 7$930 USD
Retailer 3$985 USD
Retailer 10$1,145 USD
Retailer 5$1,187 USD
Do Amore Diamonds$1,770 USD

21 data points across 12 retailers

11 retailers$206 USD to $1,770 USD

A
Cheapest Retailer
-
$206 USD
Final sale: no returns
B+
Retailer 2
-
$404 USD
View
A
Retailer 3
-
$416 USD
View
A
Retailer 4
-
$434 USD
ZAR 7,007 ZAR
View
A
Retailer 5
-
$464 USD
£366 GBP
View
B
Retailer 6
-
$777 USD
View
B
Retailer 7
-
$930 USD
View
B
Retailer 8
-
$985 USD
View
B
Retailer 9
-
$1,145 USD
View
B
Retailer 10
-
$1,187 USD
£935 GBP
View
Most Expensive
B
Do Amore Diamonds
27-442B9568A · Oct 29
$1,770 USD
View
10 more retailers have this diamond
Prices start from $206 USDSave up to $1,564 USD

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
$206 USD