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Heart|Lab Grown|IGI

1.00ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG823616463

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823616463

Diamond specifications and retailer prices

From $219 CAD
$156 USD
As of October 27, 2026
Save $1,262 CAD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,481 CAD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1ct lab-grown heart diamond

This 1ct 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 LG823616463 or 823616463. Listed at 15 retailers as of October 27, 2026, with prices from $219 to $1,481, a $1,262 spread on the same certified stone. Reve Diamonds lists it at $1,481. 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

1.00
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823616463
Dimensions6.86 × 6.02 × 4.13 mm
L/W Ratio1.14
Girdle conditionFaceted
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
6.86 mm6.02 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823616463
Side View
Table 64.0%Crown 37.4°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 60.2%

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 27
Current: $517 CAD|Low: $171 CAD|High: $1,481 CAD|Avg: $595 CAD|-1.5%
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
Reve Diamonds
October 28, 2026
Retailer 12$219 CAD
Retailer 11$254 CAD
Retailer 2$273 CAD
Retailer 8$273 CAD
Retailer 14$273 CAD
Retailer 3$448 CAD
Retailer 7$475 CAD
Retailer 5$496 CAD
Retailer 1$517 CAD
Retailer 10$718 CAD
Retailer 6$875 CAD
Retailer 13$885 CAD
Retailer 4$953 CAD
Retailer 9$1,281 CAD
Reve Diamonds$1,481 CAD

43 data points across 15 retailers

15 retailers$219 CAD to $1,481 CAD

A
Cheapest Retailer
-
$219 CAD
$156 USD
A
Retailer 2
-
$254 CAD
$181 USD
View
A
Retailer 3
-
$273 CAD
$194 USD
View
Final sale: no returns
A
Retailer 4
-
$273 CAD
$194 USD
View
A
Retailer 5
-
$273 CAD
$194 USD
View
B+
Retailer 6
-
$448 CAD
$319 USD
View
B+
Retailer 7
-
$475 CAD
£266 GBP
View
B+
Retailer 8
-
$496 CAD
$353 USD
View
B+
Retailer 9
-
$517 CAD
£290 GBP
View
B
Retailer 10
-
$718 CAD
$511 USD
View
B
Retailer 11
-
$875 CAD
$623 USD
View
B
Retailer 12
-
$885 CAD
$630 USD
View
B
Retailer 13
-
$953 CAD
$679 USD
View
B
Retailer 14
-
$1,281 CAD
£718 GBP
View
Most Expensive
B
Reve Diamonds
AED661E6E · Oct 28
$1,481 CAD
$1,055 USD
View
14 more retailers have this diamond
Prices start from $219 CADSave up to $1,262 CAD

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
1.00ct Heart
$219 CAD