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Heart|Lab Grown|IGI

1.01ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG803627562

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG803627562

Diamond specifications and retailer prices

From $142 USD
As of October 30, 2026
Save $684 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $826 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.01ct lab-grown heart diamond

This 1.01ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG803627562 or 803627562. Listed at 15 retailers as of October 30, 2026, with prices from $142 to $826, a $684 spread on the same certified stone. MOH London lists it at $826. 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

1.01
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803627562
Dimensions6.63 × 5.71 × 4.28 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.63 mm5.71 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803627562
Side View
Table 64.0%Crown 35.9°Girdle: VTK-ETKPavilion 41°Culet: NoneDepth 64.6%

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: $826 USD|Low: $93 USD|High: $836 USD|Avg: $349 USD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 5$93 USD
Retailer 8$142 USD
Retailer 13$158 USD
Retailer 9$177 USD
Retailer 10$177 USD
Retailer 12$240 USD
Retailer 2$301 USD
Retailer 3$319 USD
Retailer 6$335 USD
Retailer 11$496 USD
Retailer 7$600 USD
Retailer 4$623 USD
MOH London$826 USD

44 data points across 13 retailers

15 retailers$142 USD to $826 USD

A
Cheapest Retailer
-
$142 USD
A
Retailer 2
-
$158 USD
View
Final sale: no returns
A
Retailer 3
-
$165 USD
View
Retailer 4
-
$174 USD
View
Price last confirmed 37 days ago
Retailer 5
-
$177 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$177 USD
View
B+
Retailer 7
-
$240 USD
View
B+
Retailer 8
-
$301 USD
£237 GBP
View
B+
Retailer 9
-
$319 USD
View
B+
Retailer 10
-
$335 USD
£264 GBP
View
B
Retailer 11
-
$496 USD
View
B
Retailer 12
-
$568 USD
View
B
Retailer 13
-
$600 USD
View
B
Retailer 14
-
$623 USD
View
Most Expensive
B
MOH London
LG803627562 · Nov 1
$826 USD
£650 GBP
View
14 more retailers have this diamond
Prices start from $142 USDSave up to $684 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
1.01ct Heart
$142 USD