Radiant|Lab Grown|IGI

3.03ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG780661838

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

Certificate IGI LG780661838

Diamond specifications and retailer prices

From $1,644 USD
As of October 30, 2026
Save $9,666 USD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $11,310 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.03ct lab-grown radiant diamond

This 3.03ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780661838 or 780661838. Listed at 15 retailers as of October 30, 2026, with prices from $1,644 to $11,310, a $9,666 spread on the same certified stone. Do Amore Diamonds lists it at $11,310. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.03
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle31.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780661838
Dimensions10.50 × 7.04 × 4.55 mm
L/W Ratio1.49
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
10.50 mm7.04 mm3.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780661838
Side View
Table 66.0%Crown 43.2°Girdle: MED-STKPavilion 31.8°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $11,310 USD|Low: $1,644 USD|High: $16,150 USD|Avg: $4,817 USD|-30.0%
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
October 31, 2026
Retailer 12$1,644 USD
Retailer 5$1,792 USD
Retailer 10$2,014 USD
Retailer 8$2,075 USD
Retailer 13$2,401 USD
Retailer 7$2,779 USD
Retailer 4$3,004 USD
Retailer 9$3,287 USD
Retailer 2$3,519 USD
Retailer 15$3,945 USD
Retailer 14$5,286 USD
Retailer 6$5,560 USD
Retailer 3$6,033 USD
Retailer 11$8,670 USD
Do Amore Diamonds$11,310 USD

36 data points across 15 retailers

15 retailers$1,644 USD to $11,310 USD

A+
Cheapest Retailer
-
$1,644 USD
A
Retailer 2
-
$1,792 USD
View
A
Retailer 3
-
$2,014 USD
View
A
Retailer 4
-
$2,075 USD
View
A
Retailer 5
-
$2,401 USD
View
A
Retailer 6
-
$2,779 USD
View
Final sale: no returns
A
Retailer 7
-
$3,004 USD
View
A
Retailer 8
-
$3,287 USD
View
B+
Retailer 9
-
$3,519 USD
€3,351 EUR
View
B+
Retailer 10
-
$3,945 USD
View
B+
Retailer 11
-
$5,286 USD
View
Retailer 12
-
$5,560 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
$6,033 USD
£4,750 GBP
View
B
Retailer 14
-
$8,670 USD
View
Most Expensive
B
Do Amore Diamonds
27-A47348D7E · Oct 31
$11,310 USD
View
14 more retailers have this diamond
Prices start from $1,644 USDSave up to $9,666 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+
3.03ct Radiant
$1,644 USD