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Radiant|Lab Grown|IGI

4.09ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG696584866

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

Certificate IGI LG696584866

Diamond specifications and retailer prices

From $2,991 AUD
$2,101 USD
As of October 27, 2026
Save $11,475 AUD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $14,466 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.09ct lab-grown radiant diamond

This 4.09ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG696584866 or 696584866. Listed at 11 retailers as of October 27, 2026, with prices from $2,991 to $14,466, a $11,475 spread on the same certified stone. Taylor and Hart lists it at $14,466. 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

4.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696584866
Dimensions11.37 × 11.37 × 7.73 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.37 mm11.37 mm4.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696584866
Side View
Table 64.0%Crown 45.7°Girdle: Slightly ThickPavilionCulet: NoneDepth 66.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $7,831 AUD|Low: $3,319 AUD|High: $15,765 AUD|Avg: $8,187 AUD|+49.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
October 30, 2026
Retailer 7$3,348 AUD
Retailer 3$4,108 AUD
Retailer 8$5,425 AUD
Retailer 9$6,814 AUD
Retailer 5$7,445 AUD
Retailer 1$7,831 AUD
Retailer 10$7,860 AUD
Retailer 2$9,078 AUD
Retailer 4$9,425 AUD
Retailer 6$13,617 AUD
Taylor and Hart$14,466 AUD

17 data points across 11 retailers

11 retailers$2,991 AUD to $14,466 AUD

A
Cheapest Retailer
-
$2,991 AUD
$2,101 USD
A
Retailer 2
-
$3,254 AUD
$2,286 USD
View
A
Retailer 3
-
$3,348 AUD
$2,352 USD
View
Final sale: no returns
A
Retailer 4
-
$4,108 AUD
$2,886 USD
View
A
Retailer 5
-
$4,768 AUD
$3,350 USD
View
A
Retailer 6
-
$5,425 AUD
$3,811 USD
View
Retailer 7
-
$7,445 AUD
View
Price last confirmed 7 days ago
A
Retailer 8
-
$7,831 AUD
£4,332 GBP
View
A
Retailer 9
-
$9,425 AUD
£5,214 GBP
View
Retailer 10
-
$13,617 AUD
View
Price last confirmed 25 days ago
Most Expensive
B
Taylor and Hart
6VLLT3A · Oct 30
$14,466 AUD
$10,163 USD
View
10 more retailers have this diamond
Prices start from $2,991 AUDSave up to $11,475 AUD

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
4.09ct Radiant
$2,991 AUD