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Asscher|Lab Grown|IGI

1.66ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG840629952

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG840629952

Diamond specifications and retailer prices

From $599 CAD
$429 USD
As of November 2, 2026
Save $4,571 CAD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,170 CAD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.66ct lab-grown asscher diamond

This 1.66ct lab-grown asscher 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 LG840629952 or 840629952. Listed at 20 retailers as of November 2, 2026, with prices from $599 to $5,170, a $4,571 spread on the same certified stone. Brilliant Earth lists it at $5,170. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840629952
Dimensions6.50 × 6.50 × 4.30 mm
L/W Ratio1.00
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
6.50 mm6.50 mm1.66 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840629952
Side View
Table 63.0%Crown 35.3°Girdle: MediumPavilion 39°Culet: NoneDepth 66.2%

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: Nov 2
Current: $5,170 CAD|Low: $599 CAD|High: $7,392 CAD|Avg: $2,040 CAD|-30.1%
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
Retailer 18
Retailer 19
Retailer 20
November 3, 2026
Retailer 5$599 CAD
Retailer 19$671 CAD
Retailer 15$731 CAD
Retailer 9$743 CAD
Retailer 11$868 CAD
Retailer 10$943 CAD
Retailer 3$1,086 CAD
Retailer 2$1,124 CAD
Retailer 4$1,170 CAD
Retailer 16$1,282 CAD
Retailer 7$1,733 CAD
Retailer 20$2,085 CAD
Retailer 18$2,390 CAD
Retailer 14$2,408 CAD
Retailer 8$2,435 CAD
Retailer 13$2,701 CAD
Retailer 12$3,169 CAD
Retailer 6$4,421 CAD
Retailer 17$5,156 CAD
Brilliant Earth$5,170 CAD

7 data points across 20 retailers

20 retailers$599 CAD to $5,170 CAD

A
Cheapest Retailer
-
$599 CAD
$429 USD
A
Retailer 2
-
$671 CAD
$480 USD
View
A
Retailer 3
-
$731 CAD
£412 GBP
View
A
Retailer 4
-
$743 CAD
$532 USD
View
A
Retailer 5
-
$868 CAD
$621 USD
View
Final sale: no returns
A
Retailer 6
-
$943 CAD
$675 USD
View
A
Retailer 7
-
$1,086 CAD
$777 USD
View
A
Retailer 8
-
$1,124 CAD
£633 GBP
View
A
Retailer 9
-
$1,170 CAD
$837 USD
View
A
Retailer 10
-
$1,282 CAD
ZAR 14,819 ZAR
View
B+
Retailer 11
-
$1,733 CAD
$1,240 USD
View
B+
Retailer 12
-
$2,085 CAD
$1,492 USD
View
B+
Retailer 13
-
$2,390 CAD
$1,710 USD
View
B+
Retailer 14
-
$2,408 CAD
$1,723 USD
View
B+
Retailer 15
-
$2,435 CAD
$1,742 USD
View
B+
Retailer 16
-
$2,701 CAD
£1,522 GBP
View
B
Retailer 17
-
$3,169 CAD
SGD 3,065 SGD
View
B
Retailer 18
-
$4,421 CAD
$3,164 USD
View
B
Retailer 19
-
$5,156 CAD
$3,690 USD
View
Most Expensive
B
Brilliant Earth
22348713A · Nov 2
$5,170 CAD
$3,700 USD
View
19 more retailers have this diamond
Prices start from $599 CADSave up to $4,571 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 Asscher
$599 CAD