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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 $612 AUD
$429 USD
As of November 2, 2026
Save $4,667 AUD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,280 AUD 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 $612 to $5,280, a $4,667 spread on the same certified stone. Brilliant Earth lists it at $5,280. 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
Colour
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: $5,280 AUD|Low: $612 AUD|High: $7,548 AUD|Avg: $2,084 AUD|-30.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
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Retailer 20
November 3, 2026
Retailer 5$612 AUD
Retailer 19$685 AUD
Retailer 15$746 AUD
Retailer 9$759 AUD
Retailer 11$886 AUD
Retailer 10$963 AUD
Retailer 3$1,109 AUD
Retailer 2$1,148 AUD
Retailer 4$1,194 AUD
Retailer 16$1,309 AUD
Retailer 7$1,769 AUD
Retailer 20$2,129 AUD
Retailer 18$2,440 AUD
Retailer 14$2,459 AUD
Retailer 8$2,486 AUD
Retailer 13$2,758 AUD
Retailer 12$3,236 AUD
Retailer 6$4,515 AUD
Retailer 17$5,265 AUD
Brilliant Earth$5,280 AUD

7 data points across 20 retailers

20 retailers$612 AUD to $5,280 AUD

A
Cheapest Retailer
-
$612 AUD
$429 USD
A
Retailer 2
-
$685 AUD
$480 USD
View
A
Retailer 3
-
$746 AUD
£412 GBP
View
A
Retailer 4
-
$759 AUD
$532 USD
View
A
Retailer 5
-
$886 AUD
$621 USD
View
Final sale: no returns
A
Retailer 6
-
$963 AUD
$675 USD
View
A
Retailer 7
-
$1,109 AUD
$777 USD
View
A
Retailer 8
-
$1,148 AUD
£633 GBP
View
A
Retailer 9
-
$1,194 AUD
$837 USD
View
A
Retailer 10
-
$1,309 AUD
ZAR 14,819 ZAR
View
B+
Retailer 11
-
$1,769 AUD
$1,240 USD
View
B+
Retailer 12
-
$2,129 AUD
$1,492 USD
View
B+
Retailer 13
-
$2,440 AUD
$1,710 USD
View
B+
Retailer 14
-
$2,459 AUD
$1,723 USD
View
B+
Retailer 15
-
$2,486 AUD
$1,742 USD
View
B+
Retailer 16
-
$2,758 AUD
£1,522 GBP
View
B
Retailer 17
-
$3,236 AUD
SGD 3,065 SGD
View
B
Retailer 18
-
$4,515 AUD
$3,164 USD
View
B
Retailer 19
-
$5,265 AUD
$3,690 USD
View
Most Expensive
B
Brilliant Earth
22348713A · Nov 2
$5,280 AUD
$3,700 USD
View
19 more retailers have this diamond
Prices start from $612 AUDSave up to $4,667 AUD

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
$612 AUD