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Heart|Lab Grown|IGI

1.39ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG575368237

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG575368237

Diamond specifications and retailer prices

From $190 USD
As of October 30, 2026
Save $1,630 USD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,820 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.39ct lab-grown heart diamond

This 1.39ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG575368237 or 575368237. Listed at 13 retailers as of October 29, 2026, with prices from $190 to $1,820, a $1,630 spread on the same certified stone. Do Amore Diamonds lists it at $1,820. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.39
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG575368237
Dimensions7.72 × 6.59 × 4.72 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.72 mm6.59 mm1.39 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG575368237
Side View
Table 57.5%Crown 36.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.1%

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 30
Current: $1,820 USD|Low: $138 USD|High: $1,820 USD|Avg: $616 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
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 6$138 USD
Retailer 10$190 USD
Retailer 3$212 USD
Retailer 14$220 USD
Retailer 11$235 USD
Retailer 15$235 USD
Retailer 7$396 USD
Retailer 13$413 USD
Retailer 2$479 USD
Retailer 4$563 USD
Retailer 9$759 USD
Retailer 12$835 USD
Retailer 8$1,041 USD
Retailer 5$1,490 USD
Do Amore Diamonds$1,820 USD

43 data points across 15 retailers

13 retailers$190 USD to $1,820 USD

A
Cheapest Retailer
-
$190 USD
A
Retailer 2
-
$212 USD
View
Final sale: no returns
A
Retailer 3
-
$220 USD
View
A
Retailer 4
-
$235 USD
View
A
Retailer 5
-
$235 USD
View
A
Retailer 6
-
$396 USD
View
B+
Retailer 7
-
$413 USD
View
B+
Retailer 8
-
$479 USD
£377 GBP
View
B+
Retailer 9
-
$563 USD
View
B
Retailer 10
-
$759 USD
View
B
Retailer 11
-
$835 USD
View
B
Retailer 12
-
$1,041 USD
£820 GBP
View
Most Expensive
B
Do Amore Diamonds
27-05760F5F2 · Oct 29
$1,820 USD
View
12 more retailers have this diamond
Prices start from $190 USDSave up to $1,630 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
1.39ct Heart
$190 USD