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Heart|Lab Grown|IGI

1.00ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG836642970

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836642970

Diamond specifications and retailer prices

From $213 CAD
$152 USD
As of October 27, 2026
Save $1,244 CAD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,456 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG836642970 or 836642970. Listed at 16 retailers as of October 27, 2026, with prices from $213 to $1,456, a $1,244 spread on the same certified stone. Reve Diamonds lists it at $1,456. 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
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836642970
Dimensions6.93 × 5.97 × 4.16 mm
L/W Ratio1.16
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
6.93 mm5.97 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836642970
Side View
Table 54.0%Crown 32°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 60.0%

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: $945 CAD|Low: $204 CAD|High: $1,456 CAD|Avg: $672 CAD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
October 29, 2026
Retailer 9$213 CAD
Retailer 12$262 CAD
Retailer 11$265 CAD
Retailer 4$404 CAD
Retailer 7$457 CAD
Retailer 3$484 CAD
Retailer 6$501 CAD
Retailer 8$691 CAD
Retailer 10$798 CAD
Retailer 2$848 CAD
Retailer 1$945 CAD
Retailer 5$1,241 CAD
Reve Diamonds$1,456 CAD

40 data points across 13 retailers

16 retailers$213 CAD to $1,456 CAD

A
Cheapest Retailer
-
$213 CAD
$152 USD
A
Retailer 2
-
$246 CAD
$176 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
$260 CAD
$186 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$262 CAD
$187 USD
View
Final sale: no returns
A
Retailer 5
-
$265 CAD
$189 USD
View
A
Retailer 6
-
$265 CAD
$189 USD
View
A
Retailer 7
-
$404 CAD
$289 USD
View
B+
Retailer 8
-
$457 CAD
£257 GBP
View
B+
Retailer 9
-
$484 CAD
$346 USD
View
B+
Retailer 10
-
$501 CAD
£282 GBP
View
B+
Retailer 11
-
$691 CAD
$494 USD
View
B
Retailer 12
-
$798 CAD
$570 USD
View
B
Retailer 13
-
$848 CAD
$606 USD
View
B
Retailer 14
-
$945 CAD
$675 USD
View
B
Retailer 15
-
$1,241 CAD
£698 GBP
View
Most Expensive
B
Reve Diamonds
F0CE878DF · Oct 28
$1,456 CAD
$1,040 USD
View
15 more retailers have this diamond
Prices start from $213 CADSave up to $1,244 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
$213 CAD