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Radiant|Lab Grown|IGI

3.04ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG645419350

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

Certificate IGI LG645419350

Diamond specifications and retailer prices

From $503 USD
As of October 30, 2026
Save $2,114 USD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,617 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.04ct lab-grown radiant diamond

This 3.04ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG645419350 or 645419350. Listed at 14 retailers as of October 29, 2026, with prices from $503 to $2,617, a $2,114 spread on the same certified stone. MOH London lists it at $2,617. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.04
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.8°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645419350
Dimensions10.51 × 7.02 × 4.69 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.51 mm7.02 mm3.04 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645419350
Side View
Table 63.0%Crown 42.8°Girdle: MediumPavilion 34.1°Culet: NoneDepth 66.8%

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: Oct 30
Current: $2,617 USD|Low: $298 USD|High: $4,910 USD|Avg: $1,380 USD|-0.5%
MOH London
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 6$298 USD
Retailer 14$503 USD
Retailer 3$563 USD
Retailer 17$563 USD
Retailer 15$624 USD
Retailer 10$760 USD
Retailer 11$838 USD
Retailer 13$953 USD
Retailer 9$1,003 USD
Retailer 2$1,030 USD
Retailer 12$1,414 USD
Retailer 4$1,560 USD
Retailer 16$1,640 USD
Retailer 8$1,891 USD
Retailer 5$2,031 USD
MOH London$2,617 USD
Retailer 7$4,910 USD

43 data points across 17 retailers

14 retailers$503 USD to $2,617 USD

A
Cheapest Retailer
-
$503 USD
A
Retailer 2
-
$563 USD
View
A
Retailer 3
-
$563 USD
View
Final sale: no returns
A
Retailer 4
-
$624 USD
View
Retailer 5
-
$624 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$760 USD
View
B+
Retailer 7
-
$838 USD
View
A
Retailer 8
-
$1,030 USD
£811 GBP
View
B+
Retailer 9
-
$1,414 USD
View
B+
Retailer 10
-
$1,560 USD
View
B+
Retailer 11
-
$1,595 USD
£1,256 GBP
View
B+
Retailer 12
-
$1,640 USD
View
B
Retailer 13
-
$2,031 USD
View
Most Expensive
B
MOH London
LG645419350 · Oct 29
$2,617 USD
£2,061 GBP
View
13 more retailers have this diamond
Prices start from $503 USDSave up to $2,114 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
3.04ct Radiant
$503 USD