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Heart|Lab Grown|IGI

1.01ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG567351520

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG567351520

Diamond specifications and retailer prices

From $577 USD
As of November 6, 2026
11 retailers carry this diamond
Most expensive: $926 USD at MOH London · As of October 4, 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 LG567351520 or 567351520. Listed at 11 retailers as of November 6, 2026. 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 angle34.4°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567351520
Dimensions7.01 × 6.33 × 4.03 mm
L/W Ratio1.11
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
7.01 mm6.33 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567351520
Side View
Table 60.5%Crown 34.4°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 57.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $926 USD|Low: $160 USD|High: $1,370 USD|Avg: $524 USD|-11.5%
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
Retailer 14
October 31, 2026
Retailer 11$160 USD
Retailer 3$248 USD
Retailer 10$252 USD
Retailer 12$335 USD
Retailer 9$342 USD
Retailer 4$383 USD
Retailer 6$399 USD
Retailer 14$422 USD
Retailer 7$545 USD
Retailer 2$577 USD
Retailer 8$630 USD
Retailer 5$731 USD
MOH London$926 USD
Retailer 13$1,370 USD

17 data points across 14 retailers

11 retailers

Retailer 1
-
$177 USD
Price last confirmed 34 days ago
Retailer 2
-
$181 USD
View
Price last confirmed 35 days ago
Retailer 3
-
$189 USD
View
Price last confirmed 37 days ago
Retailer 4
-
$219 USD
View
Price last confirmed 38 days ago
Retailer 5
-
$231 USD
View
Price last confirmed 40 days ago
Retailer 6
-
$371 USD
View
Price last confirmed 63 days ago
Retailer 7
-
$383 USD
View
Price last confirmed 32 days ago
B
Retailer 8
-
$577 USD
View
Retailer 9
-
$731 USD
View
Price last confirmed 32 days ago
Retailer 10
-
$830 USD
View
Price last confirmed 37 days ago
Most Expensive
MOH London
LG567351520 · Oct 4
$926 USD
£729 GBP
View
Price last confirmed 33 days ago
10 more retailers have this diamond
Prices start from $577 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.

B
1.01ct Heart
$577 USD