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Radiant|Lab Grown|IGI

1.03ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG786643765

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

Certificate IGI LG786643765

Diamond specifications and retailer prices

From $352 USD
As of October 30, 2026
Save $2,328 USD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,680 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.03ct lab-grown radiant diamond

This 1.03ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG786643765 or 786643765. Listed at 20 retailers as of October 30, 2026, with prices from $352 to $2,680, a $2,328 spread on the same certified stone. Brilliant Earth lists it at $2,680. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.7°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786643765
Dimensions7.20 × 5.03 × 3.35 mm
L/W Ratio1.43
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
7.20 mm5.03 mm1.03 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786643765
Side View
Table 64.0%Crown 47.7°Girdle: MED-STKPavilion 34°Culet: NoneDepth 66.6%

Caratlytics Score

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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: Oct 30
Current: $2,680 USD|Low: $351 USD|High: $2,760 USD|Avg: $1,041 USD|-2.9%
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 10$352 USD
Retailer 17$393 USD
Retailer 19$408 USD
Retailer 8$436 USD
Retailer 20$436 USD
Retailer 9$620 USD
Retailer 14$620 USD
Retailer 3$672 USD
Retailer 13$692 USD
Retailer 4$702 USD
Retailer 15$750 USD
Retailer 2$778 USD
Retailer 18$1,123 USD
Retailer 11$1,403 USD
Retailer 7$1,444 USD
Retailer 6$1,584 USD
Retailer 5$1,678 USD
Retailer 16$1,715 USD
Retailer 12$2,215 USD
Brilliant Earth$2,680 USD

35 data points across 20 retailers

20 retailers$352 USD to $2,680 USD

A
Cheapest Retailer
-
$352 USD
A
Retailer 2
-
$393 USD
View
Final sale: no returns
A
Retailer 3
-
$408 USD
View
A
Retailer 4
-
$436 USD
View
A
Retailer 5
-
$436 USD
View
A
Retailer 6
-
$620 USD
View
B+
Retailer 7
-
$620 USD
View
A
Retailer 8
-
$672 USD
View
B+
Retailer 9
-
$692 USD
€659 EUR
View
B+
Retailer 10
-
$702 USD
View
B+
Retailer 11
-
$750 USD
ZAR 12,114 ZAR
View
B+
Retailer 12
-
$778 USD
£613 GBP
View
B
Retailer 13
-
$1,123 USD
View
B
Retailer 14
-
$1,403 USD
View
B
Retailer 15
-
$1,444 USD
View
B
Retailer 16
-
$1,584 USD
View
B
Retailer 17
-
$1,678 USD
View
B
Retailer 18
-
$1,715 USD
£1,350 GBP
View
Retailer 19
-
$2,215 USD
View
Price last confirmed 34 days ago
Most Expensive
B
Brilliant Earth
20478665A · Oct 31
$2,680 USD
View
19 more retailers have this diamond
Prices start from $352 USDSave up to $2,328 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
1.03ct Radiant
$352 USD