CaratHunter
Plans
Heart|Lab Grown|IGI

1.06ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG839650058

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839650058

Diamond specifications and retailer prices

From $174 USD
As of November 6, 2026
Save $476 USD (73%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $650 USD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.06ct lab-grown heart diamond

This 1.06ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG839650058 or 839650058. Listed at 3 retailers as of November 6, 2026, with prices from $174 to $650, a $476 spread on the same certified stone. Brilliant Earth lists it at $650. 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

1.06
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839650058
Dimensions6.25 × 7.29 × 4.11 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.25 mm7.29 mm1.06 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839650058
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 38°Culet: NoneDepth 56.4%

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: Nov 6
Current: $650 USD|Low: $174 USD|High: $940 USD|Avg: $506 USD|-30.9%
Brilliant Earth
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$174 USD
Retailer 2$346 USD
Brilliant Earth$650 USD

34 data points across 3 retailers

3 retailers$174 USD to $650 USD

A
Cheapest Retailer
-
$174 USD
Final sale: no returns
B+
Retailer 2
-
$346 USD
View
Most Expensive
B
Brilliant Earth
21602430A · Nov 6
$650 USD
View
2 more retailers have this diamond
Prices start from $174 USDSave up to $476 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
1.06ct Heart
$174 USD