Heart|Lab Grown|IGI

1.02ct E SI1 Heart Lab Grown Diamond

VG • E/SI1 • IGI LG844657987

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844657987

Diamond specifications and retailer prices

From $162 USD
As of November 6, 2026
Save $738 USD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $900 USD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.02ct lab-grown heart diamond

This 1.02ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG844657987 or 844657987. Listed at 12 retailers as of November 6, 2026, with prices from $162 to $900, a $738 spread on the same certified stone. Brilliant Earth lists it at $900. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.02
Carat
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844657987
Dimensions6.43 × 6.97 × 3.90 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm6.97 mm1.02 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844657987
Side View
Table 70.0%Crown 32.6°Girdle: STK-THKPavilion 41°Culet: NoneDepth 56.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $900 USD|Low: $162 USD|High: $900 USD|Avg: $409 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7$162 USD
Retailer 3$204 USD
Retailer 2$232 USD
Retailer 4$305 USD
Retailer 5$307 USD
Retailer 11$307 USD
Retailer 9$333 USD
Retailer 8$341 USD
Retailer 10$465 USD
Retailer 12$498 USD
Retailer 6$839 USD
Brilliant Earth$900 USD

13 data points across 12 retailers

12 retailers$162 USD to $900 USD

A
Cheapest Retailer
-
$162 USD
Final sale: no returns
B+
Retailer 2
-
$204 USD
View
B+
Retailer 3
-
$232 USD
View
Retailer 4
-
$305 USD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$307 USD
View
B+
Retailer 6
-
$307 USD
View
B+
Retailer 7
-
$333 USD
View
B+
Retailer 8
-
$341 USD
View
B
Retailer 9
-
$465 USD
View
B
Retailer 10
-
$498 USD
View
B
Retailer 11
-
$839 USD
View
Most Expensive
C
Brilliant Earth
22235265A · Nov 6
$900 USD
View
11 more retailers have this diamond
Prices start from $162 USDSave up to $738 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
1.02ct Heart
$162 USD