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Heart|Lab Grown|IGI

1.87ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG523299046

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG523299046

Diamond specifications and retailer prices

From $550 CAD
$393 USD
As of October 28, 2026
Save $2,655 CAD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,205 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.87ct lab-grown heart diamond

This 1.87ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG523299046 or 523299046. Listed at 9 retailers as of October 28, 2026, with prices from $550 to $3,205, a $2,655 spread on the same certified stone. Do Amore Diamonds lists it at $3,205. 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

1.87
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523299046
Dimensions7.64 × 8.59 × 4.86 mm
L/W Ratio1.12
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
7.64 mm8.59 mm1.87 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523299046
Side View
Table 57.5%Crown 34.3°Girdle: MED-VTKPavilion 41°Culet: NoneDepth 56.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $3,205 CAD|Low: $309 CAD|High: $3,205 CAD|Avg: $1,024 CAD|+3.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 12$309 CAD
Retailer 11$550 CAD
Retailer 10$599 CAD
Retailer 5$602 CAD
Retailer 7$620 CAD
Retailer 9$747 CAD
Retailer 3$863 CAD
Retailer 4$1,023 CAD
Retailer 8$1,048 CAD
Retailer 6$1,376 CAD
Retailer 2$1,993 CAD
Do Amore Diamonds$3,205 CAD

13 data points across 12 retailers

9 retailers$550 CAD to $3,205 CAD

A
Cheapest Retailer
-
$550 CAD
$393 USD
B+
Retailer 2
-
$599 CAD
$428 USD
View
A
Retailer 3
-
$602 CAD
$430 USD
View
A
Retailer 4
-
$620 CAD
$443 USD
View
A
Retailer 5
-
$747 CAD
$534 USD
View
B+
Retailer 6
-
$1,048 CAD
$749 USD
View
B
Retailer 7
-
$1,376 CAD
$983 USD
View
B
Retailer 8
-
$1,993 CAD
£1,121 GBP
View
Most Expensive
B
Do Amore Diamonds
27-65B728839 · Oct 29
$3,205 CAD
$2,290 USD
View
8 more retailers have this diamond
Prices start from $550 CADSave up to $2,655 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
1.87ct Heart
$550 CAD