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Radiant|Lab Grown|IGI

1.65ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG787624228

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

Certificate IGI LG787624228

Diamond specifications and retailer prices

From $775 USD
As of November 2, 2026
Save $3,160 USD (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,935 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

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 LG787624228 or 787624228. Listed at 22 retailers as of October 28, 2026, with prices from $775 to $3,935, a $3,160 spread on the same certified stone. Rare Carat lists it at $3,935. 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 angle48.6°
Pavilion angle30.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787624228
Dimensions8.44 × 5.65 × 3.74 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.44 mm5.65 mm1.65 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787624228
Side View
Table 64.0%Crown 48.6°Girdle: MED-STKPavilion 30.1°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: $1,652 USD|Low: $744 USD|High: $3,411 USD|Avg: $1,723 USD|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 18
November 2, 2026
Retailer 3$775 USD
Retailer 4$868 USD
Retailer 5$899 USD
Retailer 9$899 USD
Retailer 11$1,016 USD
Retailer 15$1,075 USD
Retailer 8$1,215 USD
Retailer 17$1,288 USD
Retailer 7$1,344 USD
Retailer 12$1,378 USD
Retailer 14$1,576 USD
Retailer 1$1,652 USD
Retailer 16$2,138 USD
Retailer 6$2,528 USD
Retailer 2$3,029 USD
Retailer 18$3,039 USD
Retailer 10$3,106 USD
Retailer 13$3,371 USD

37 data points across 18 retailers

22 retailers$775 USD to $3,935 USD

A
Cheapest Retailer
-
$775 USD
A
Retailer 2
-
$843 USD
View
A
Retailer 3
-
$868 USD
View
Final sale: no returns
Retailer 4
-
$899 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$899 USD
View
A
Retailer 6
-
$1,016 USD
£800 GBP
View
A
Retailer 7
-
$1,075 USD
View
B+
Retailer 8
-
$1,215 USD
View
B+
Retailer 9
-
$1,288 USD
View
B+
Retailer 10
-
$1,344 USD
View
B+
Retailer 11
-
$1,378 USD
£1,085 GBP
View
B+
Retailer 12
-
$1,576 USD
€1,501 EUR
View
B+
Retailer 13
-
$1,652 USD
ZAR 26,690 ZAR
View
B
Retailer 14
-
$2,138 USD
View
B
Retailer 15
-
$2,528 USD
View
B
Retailer 16
-
$2,789 USD
£2,196 GBP
View
B
Retailer 17
-
$3,024 USD
SGD 4,087 SGD
View
B
Retailer 18
-
$3,029 USD
View
B
Retailer 19
-
$3,039 USD
View
B
Retailer 20
-
$3,106 USD
View
B
Retailer 21
-
$3,371 USD
£2,654 GBP
View
Most Expensive
Rare Carat
DE7308_l_787624228 · Oct 28
$3,935 USD
View
21 more retailers have this diamond
Prices start from $775 USDSave up to $3,160 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
$775 USD