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Heart|Lab Grown|IGI

1.91ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818681481

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818681481

Diamond specifications and retailer prices

From $988 CAD
$707 USD
As of October 30, 2026
Save $7,785 CAD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,773 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.91ct lab-grown heart diamond

This 1.91ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818681481 or 818681481. Listed at 12 retailers as of October 29, 2026, with prices from $988 to $8,773, a $7,785 spread on the same certified stone. Do Amore Diamonds lists it at $8,773. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681481
Dimensions7.66 × 8.39 × 5.22 mm
L/W Ratio1.10
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
7.66 mm8.39 mm1.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681481
Side View
Table 56.0%Crown 35.6°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.2%

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 30
Current: $8,773 CAD|Low: $988 CAD|High: $15,087 CAD|Avg: $4,452 CAD|-41.9%
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
Retailer 13
October 30, 2026
Retailer 8$988 CAD
Retailer 13$1,074 CAD
Retailer 3$1,425 CAD
Retailer 9$1,862 CAD
Retailer 4$1,865 CAD
Retailer 6$2,140 CAD
Retailer 11$2,695 CAD
Retailer 10$2,822 CAD
Retailer 12$3,555 CAD
Retailer 7$4,765 CAD
Retailer 2$6,272 CAD
Retailer 5$7,816 CAD
Do Amore Diamonds$8,773 CAD

23 data points across 13 retailers

12 retailers$988 CAD to $8,773 CAD

A
Cheapest Retailer
-
$988 CAD
$707 USD
A
Retailer 2
-
$1,074 CAD
$769 USD
View
A
Retailer 3
-
$1,425 CAD
$1,020 USD
View
A
Retailer 4
-
$1,862 CAD
$1,333 USD
View
A
Retailer 5
-
$1,865 CAD
$1,335 USD
View
B+
Retailer 6
-
$2,140 CAD
€1,459 EUR
View
B+
Retailer 7
-
$2,695 CAD
A$2,968 AUD
View
B+
Retailer 8
-
$2,822 CAD
$2,020 USD
View
B+
Retailer 9
-
$3,555 CAD
$2,545 USD
View
B
Retailer 10
-
$4,765 CAD
£2,686 GBP
View
B
Retailer 11
-
$6,272 CAD
$4,490 USD
View
Most Expensive
B
Do Amore Diamonds
27-B1165FDF8 · Oct 29
$8,773 CAD
$6,280 USD
View
11 more retailers have this diamond
Prices start from $988 CADSave up to $7,785 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
1.91ct Heart
$988 CAD