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Heart|Lab Grown|IGI

1.61ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG677533550

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG677533550

Diamond specifications and retailer prices

From $721 CAD
$516 USD
As of October 30, 2026
Save $5,817 CAD (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $6,537 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.61ct lab-grown heart diamond

This 1.61ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG677533550 or 677533550. Listed at 26 retailers as of October 30, 2026, with prices from $721 to $6,537, a $5,817 spread on the same certified stone. Brilliant Earth lists it at $6,537. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677533550
Dimensions8.01 × 8.01 × 7.51 mm
L/W Ratio1.00
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
8.01 mm8.01 mm1.61 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677533550
Side View
Table 54.0%Crown 36.7°Girdle: MED-STKPavilion 39°Culet: NoneDepth 57.6%

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 30
Current: $6,537 CAD|Low: $693 CAD|High: $6,537 CAD|Avg: $2,223 CAD
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 5$721 CAD
Retailer 8$807 CAD
Retailer 7$894 CAD
Retailer 10$949 CAD
Retailer 14$1,090 CAD
Retailer 3$1,201 CAD
Retailer 12$1,313 CAD
Retailer 16$1,324 CAD
Retailer 11$1,386 CAD
Retailer 13$1,537 CAD
Retailer 2$2,083 CAD
Retailer 17$2,093 CAD
Retailer 9$2,879 CAD
Retailer 6$3,097 CAD
Retailer 15$3,740 CAD
Retailer 4$5,114 CAD
Brilliant Earth$6,537 CAD

35 data points across 17 retailers

26 retailers$721 CAD to $6,537 CAD

A
Cheapest Retailer
-
$721 CAD
$516 USD
A
Retailer 2
-
$807 CAD
$578 USD
View
Final sale: no returns
A
Retailer 3
-
$807 CAD
$578 USD
View
A
Retailer 4
-
$894 CAD
$640 USD
View
Retailer 5
-
$894 CAD
$640 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$949 CAD
£535 GBP
View
A
Retailer 7
-
$1,090 CAD
$780 USD
View
A
Retailer 8
-
$1,201 CAD
$860 USD
View
A
Retailer 9
-
$1,208 CAD
$865 USD
View
A
Retailer 10
-
$1,313 CAD
€895 EUR
View
A
Retailer 11
-
$1,324 CAD
A$1,458 AUD
View
A
Retailer 12
-
$1,386 CAD
£781 GBP
View
A
Retailer 13
-
$1,537 CAD
ZAR 17,781 ZAR
View
A
Retailer 14
-
$1,683 CAD
$1,205 USD
View
Retailer 15
-
$1,808 CAD
$1,294 USD
View
Price last confirmed 31 days ago
B+
Retailer 16
-
$2,083 CAD
A$2,294 AUD
View
B+
Retailer 17
-
$2,093 CAD
$1,498 USD
View
B+
Retailer 18
-
$2,352 CAD
$1,684 USD
View
B+
Retailer 19
-
$2,910 CAD
$2,083 USD
View
B+
Retailer 20
-
$2,938 CAD
$2,103 USD
View
B+
Retailer 21
-
$3,078 CAD
$2,204 USD
View
B+
Retailer 22
-
$3,097 CAD
$2,217 USD
View
B+
Retailer 23
-
$3,287 CAD
$2,353 USD
View
B+
Retailer 24
-
$3,740 CAD
£2,108 GBP
View
Retailer 25
-
$5,114 CAD
A$5,632 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
13232930A · Oct 30
$6,537 CAD
$4,680 USD
View
25 more retailers have this diamond
Prices start from $721 CADSave up to $5,817 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
1.61ct Heart
$721 CAD