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Radiant|Lab Grown|IGI

1.65ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG768632822

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG768632822

Diamond specifications and retailer prices

From $703 AUD
$493 USD
As of November 2, 2026
Save $5,546 AUD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,250 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.65ct lab-grown radiant diamond

This 1.65ct lab-grown radiant 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 LG768632822 or 768632822. Listed at 15 retailers as of November 1, 2026, with prices from $703 to $6,250, a $5,546 spread on the same certified stone. Do Amore Diamonds lists it at $6,250. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768632822
Dimensions8.39 × 5.78 × 3.84 mm
L/W Ratio1.45
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
8.39 mm5.78 mm1.65 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768632822
Side View
Table 59.0%Crown 41.5°Girdle: Slightly ThickPavilion 33.5°Culet: NoneDepth 66.4%

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: $6,250 AUD|Low: $703 AUD|High: $7,691 AUD|Avg: $2,837 AUD|-17.0%
Do Amore Diamonds
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
November 2, 2026
Retailer 10$703 AUD
Retailer 3$788 AUD
Retailer 7$967 AUD
Retailer 5$1,042 AUD
Retailer 12$1,084 AUD
Retailer 11$1,357 AUD
Retailer 6$1,417 AUD
Retailer 2$1,545 AUD
Retailer 13$2,344 AUD
Retailer 15$2,496 AUD
Retailer 14$2,533 AUD
Retailer 8$4,019 AUD
Retailer 9$5,222 AUD
Retailer 4$5,615 AUD
Do Amore Diamonds$6,250 AUD

36 data points across 15 retailers

15 retailers$703 AUD to $6,250 AUD

A
Cheapest Retailer
-
$703 AUD
$493 USD
A
Retailer 2
-
$788 AUD
$552 USD
View
A
Retailer 3
-
$967 AUD
$678 USD
View
Final sale: no returns
A
Retailer 4
-
$1,042 AUD
$730 USD
View
A
Retailer 5
-
$1,084 AUD
$760 USD
View
A
Retailer 6
-
$1,357 AUD
$951 USD
View
A
Retailer 7
-
$1,417 AUD
$993 USD
View
A
Retailer 8
-
$1,545 AUD
€1,031 EUR
View
B+
Retailer 9
-
$2,344 AUD
$1,643 USD
View
B+
Retailer 10
-
$2,496 AUD
$1,750 USD
View
B+
Retailer 11
-
$2,533 AUD
$1,775 USD
View
B
Retailer 12
-
$4,019 AUD
£2,218 GBP
View
B
Retailer 13
-
$5,222 AUD
$3,660 USD
View
B
Retailer 14
-
$5,615 AUD
$3,935 USD
View
Most Expensive
B
Do Amore Diamonds
27-82CA24BB9 · Nov 1
$6,250 AUD
$4,380 USD
View
14 more retailers have this diamond
Prices start from $703 AUDSave up to $5,546 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
1.65ct Radiant
$703 AUD