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Radiant|Lab Grown|IGI

1.65ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801693908

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

Certificate IGI LG801693908

Diamond specifications and retailer prices

From $564 USD
As of November 2, 2026
Save $4,436 USD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,000 USD 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 LG801693908 or 801693908. Listed at 14 retailers as of November 1, 2026, with prices from $564 to $5,000, a $4,436 spread on the same certified stone. Do Amore Diamonds lists it at $5,000. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801693908
Dimensions8.28 × 5.86 × 3.97 mm
L/W Ratio1.41
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
8.28 mm5.86 mm1.65 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801693908
Side View
Table 66.0%Crown 44.6°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 67.7%

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: $5,000 USD|Low: $564 USD|High: $5,850 USD|Avg: $2,124 USD|-14.5%
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
November 2, 2026
Retailer 9$564 USD
Retailer 14$631 USD
Retailer 6$749 USD
Retailer 11$829 USD
Retailer 4$840 USD
Retailer 5$1,012 USD
Retailer 10$1,077 USD
Retailer 2$1,236 USD
Retailer 12$1,734 USD
Retailer 13$2,029 USD
Retailer 7$3,039 USD
Retailer 8$3,660 USD
Retailer 3$3,935 USD
Do Amore Diamonds$5,000 USD

33 data points across 14 retailers

14 retailers$564 USD to $5,000 USD

A
Cheapest Retailer
-
$564 USD
A
Retailer 2
-
$631 USD
View
A
Retailer 3
-
$749 USD
View
Final sale: no returns
A
Retailer 4
-
$829 USD
View
A
Retailer 5
-
$840 USD
View
A
Retailer 6
-
$1,012 USD
View
A
Retailer 7
-
$1,077 USD
View
B+
Retailer 8
-
$1,236 USD
€1,177 EUR
View
B+
Retailer 9
-
$1,734 USD
View
B+
Retailer 10
-
$2,029 USD
View
B
Retailer 11
-
$3,039 USD
£2,393 GBP
View
B
Retailer 12
-
$3,660 USD
View
B
Retailer 13
-
$3,935 USD
View
Most Expensive
B
Do Amore Diamonds
27-33F679713 · Nov 1
$5,000 USD
View
13 more retailers have this diamond
Prices start from $564 USDSave up to $4,436 USD

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
$564 USD