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Heart|Lab Grown|IGI

1.66ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG762512021

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG762512021

Diamond specifications and retailer prices

From $349 CAD
$250 USD
As of November 2, 2026
Save $1,492 CAD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,842 CAD at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.66ct lab-grown heart diamond

This 1.66ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG762512021 or 762512021. Listed at 12 retailers as of November 1, 2026, with prices from $349 to $1,842, a $1,492 spread on the same certified stone. With Clarity lists it at $1,842. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762512021
Dimensions7.25 × 8.05 × 4.76 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.25 mm8.05 mm1.66 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762512021
Side View
Table 59.0%Crown 34.8°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 59.1%

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 2
Current: $715 CAD|Low: $335 CAD|High: $1,907 CAD|Avg: $1,231 CAD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 31, 2026
Retailer 9$349 CAD
Retailer 7$460 CAD
Retailer 1$715 CAD
Retailer 2$840 CAD
Retailer 12$894 CAD
Retailer 5$1,009 CAD
Retailer 8$1,330 CAD
Retailer 3$1,353 CAD
Retailer 4$1,484 CAD
Retailer 10$1,566 CAD
Retailer 6$1,737 CAD
Retailer 11$1,747 CAD
With Clarity$1,805 CAD

28 data points across 13 retailers

12 retailers$349 CAD to $1,842 CAD

A
Cheapest Retailer
-
$349 CAD
$250 USD
A
Retailer 2
-
$405 CAD
$290 USD
View
Retailer 3
-
$460 CAD
£259 GBP
View
Price last confirmed 16 days ago
A
Retailer 4
-
$715 CAD
€487 EUR
View
B+
Retailer 5
-
$894 CAD
$640 USD
View
B+
Retailer 6
-
$1,009 CAD
A$1,111 AUD
View
B+
Retailer 7
-
$1,330 CAD
$952 USD
View
B+
Retailer 8
-
$1,392 CAD
$996 USD
View
B
Retailer 9
-
$1,566 CAD
$1,121 USD
View
B
Retailer 10
-
$1,737 CAD
£979 GBP
View
Retailer 11
-
$1,747 CAD
SGD 1,689 SGD
View
Price last confirmed 21 days ago
Most Expensive
B
With Clarity
762512021 · Nov 1
$1,842 CAD
$1,318 USD
View
11 more retailers have this diamond
Prices start from $349 CADSave up to $1,492 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
1.66ct Heart
$349 CAD