Radiant|Lab Grown|IGI

1.69ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG794624902

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

Certificate IGI LG794624902

Diamond specifications and retailer prices

From $569 USD
As of October 27, 2026
Save $4,831 USD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $5,400 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.69ct lab-grown radiant diamond

This 1.69ct 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 LG794624902 or 794624902. Listed at 23 retailers as of October 27, 2026, with prices from $569 to $5,400, a $4,831 spread on the same certified stone. Brilliant Earth lists it at $5,400. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.69
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794624902
Dimensions8.62 × 5.86 × 3.90 mm
L/W Ratio1.47
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
8.62 mm5.86 mm1.69 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794624902
Side View
Table 63.0%Crown 42.1°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 66.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $5,400 USD|Low: $569 USD|High: $5,400 USD|Avg: $1,857 USD
Brilliant Earth
Retailer 2
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Retailer 21
October 30, 2026
Retailer 14$569 USD
Retailer 20$637 USD
Retailer 16$661 USD
Retailer 12$705 USD
Retailer 17$840 USD
Retailer 3$926 USD
Retailer 5$1,086 USD
Retailer 2$1,101 USD
Retailer 4$1,155 USD
Retailer 13$1,212 USD
Retailer 7$1,326 USD
Retailer 6$1,591 USD
Retailer 10$1,855 USD
Retailer 8$2,057 USD
Retailer 19$2,271 USD
Retailer 9$2,286 USD
Retailer 11$2,408 USD
Retailer 21$2,526 USD
Retailer 18$3,066 USD
Retailer 15$4,055 USD
Brilliant Earth$5,400 USD

28 data points across 21 retailers

23 retailers$569 USD to $5,400 USD

A
Cheapest Retailer
-
$569 USD
A
Retailer 2
-
$637 USD
View
A
Retailer 3
-
$661 USD
View
Final sale: no returns
A
Retailer 4
-
$705 USD
View
Retailer 5
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$729 USD
View
Price last confirmed 13 days ago
A
Retailer 6
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$840 USD
View
A
Retailer 7
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$926 USD
View
A
Retailer 8
-
$1,086 USD
View
A
Retailer 9
-
$1,101 USD
£867 GBP
View
A
Retailer 10
-
$1,155 USD
€1,100 EUR
View
A
Retailer 11
-
$1,212 USD
ZAR 19,583 ZAR
View
B+
Retailer 12
-
$1,326 USD
View
B+
Retailer 13
-
$1,591 USD
View
B+
Retailer 14
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$1,855 USD
View
B+
Retailer 15
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$2,057 USD
£1,620 GBP
View
B+
Retailer 16
-
$2,271 USD
View
B+
Retailer 17
-
$2,286 USD
View
B+
Retailer 18
-
$2,408 USD
SGD 3,254 SGD
View
B+
Retailer 19
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$2,470 USD
View
B
Retailer 20
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$2,526 USD
View
B
Retailer 21
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$3,066 USD
£2,414 GBP
View
B
Retailer 22
-
$4,055 USD
View
Most Expensive
B
Brilliant Earth
21419336A · Oct 29
$5,400 USD
View
22 more retailers have this diamond
Prices start from $569 USDSave up to $4,831 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
1.69ct Radiant
$569 USD