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Heart|Lab Grown|IGI

1.01ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG821698230

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821698230

Diamond specifications and retailer prices

From $143 USD
As of November 6, 2026
Save $867 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,010 USD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

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 LG821698230 or 821698230. Listed at 17 retailers as of November 6, 2026, with prices from $143 to $1,010, a $867 spread on the same certified stone. Reve Diamonds lists it at $1,010. 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 angle32.3°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821698230
Dimensions7.05 × 6.07 × 3.93 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.05 mm6.07 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821698230
Side View
Table 67.0%Crown 32.3°Girdle: THK-VTKPavilion 39.7°Culet: NoneDepth 55.7%

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: Nov 6
Current: $568 USD|Low: $138 USD|High: $1,010 USD|Avg: $410 USD|-1.2%
Retailer 1
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
Retailer 16
Reve Diamonds
November 6, 2026
Retailer 9$143 USD
Retailer 4$160 USD
Retailer 11$165 USD
Retailer 15$177 USD
Retailer 16$177 USD
Retailer 10$210 USD
Retailer 6$245 USD
Retailer 12$300 USD
Retailer 7$319 USD
Retailer 14$335 USD
Retailer 3$422 USD
Retailer 1$568 USD
Retailer 2$600 USD
Retailer 5$623 USD
Retailer 8$640 USD
Retailer 13$826 USD
Reve Diamonds$1,010 USD

40 data points across 17 retailers

17 retailers$143 USD to $1,010 USD

A
Cheapest Retailer
-
$143 USD
A
Retailer 2
-
$160 USD
View
Final sale: no returns
A
Retailer 3
-
$165 USD
View
A
Retailer 4
-
$177 USD
View
Retailer 5
-
$177 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$210 USD
View
B+
Retailer 7
-
$245 USD
View
B+
Retailer 8
-
$300 USD
View
B+
Retailer 9
-
$319 USD
View
B+
Retailer 10
-
$335 USD
View
B+
Retailer 11
-
$422 USD
View
B
Retailer 12
-
$568 USD
View
B
Retailer 13
-
$600 USD
View
B
Retailer 14
-
$623 USD
View
B
Retailer 15
-
$640 USD
View
B
Retailer 16
-
$826 USD
View
Most Expensive
B
Reve Diamonds
263C758DC · Nov 6
$1,010 USD
View
16 more retailers have this diamond
Prices start from $143 USDSave up to $867 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
$143 USD