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Heart|Lab Grown|IGI

1.16ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846663659

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846663659

Diamond specifications and retailer prices

From $525 CAD
$376 USD
As of November 1, 2026
Save $2,926 CAD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,452 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.16ct lab-grown heart diamond

This 1.16ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663659 or 846663659. Listed at 11 retailers as of October 31, 2026, with prices from $525 to $3,452, a $2,926 spread on the same certified stone. Brilliant Earth lists it at $3,452. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.16
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663659
Dimensions6.70 × 7.24 × 4.23 mm
L/W Ratio1.08
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
6.70 mm7.24 mm1.16 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663659
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 58.4%

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: Nov 1
Current: $3,452 CAD|Low: $473 CAD|High: $3,452 CAD|Avg: $1,309 CAD|+16.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$525 CAD
Retailer 6$579 CAD
Retailer 8$776 CAD
Retailer 3$839 CAD
Retailer 5$913 CAD
Retailer 9$1,070 CAD
Retailer 10$1,407 CAD
Retailer 7$1,807 CAD
Retailer 4$2,252 CAD
Retailer 11$2,261 CAD
Brilliant Earth$3,452 CAD

6 data points across 11 retailers

11 retailers$525 CAD to $3,452 CAD

A
Cheapest Retailer
-
$525 CAD
$376 USD
A
Retailer 2
-
$579 CAD
£326 GBP
View
A
Retailer 3
-
$776 CAD
$555 USD
View
A
Retailer 4
-
$839 CAD
€572 EUR
View
B+
Retailer 5
-
$913 CAD
$653 USD
View
B+
Retailer 6
-
$1,070 CAD
$766 USD
View
B+
Retailer 7
-
$1,407 CAD
$1,007 USD
View
B
Retailer 8
-
$1,807 CAD
$1,293 USD
View
B
Retailer 9
-
$2,252 CAD
£1,269 GBP
View
B
Retailer 10
-
$2,261 CAD
$1,618 USD
View
Most Expensive
B
Brilliant Earth
22319254A · Oct 31
$3,452 CAD
$2,470 USD
View
10 more retailers have this diamond
Prices start from $525 CADSave up to $2,926 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
1.16ct Heart
$525 CAD