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Emerald|Lab Grown|IGI

4.05ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG648432914

Shape and cutting style on the report: Emerald cut

Certificate IGI LG648432914

Diamond specifications and retailer prices

From $3,434 AUD
$2,412 USD
As of October 30, 2026
Save $11,178 AUD (77%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $16,520 AUD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 4.05ct lab-grown emerald diamond

This 4.05ct lab-grown emerald 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 LG648432914 or 648432914. Listed at 29 retailers as of October 30, 2026, with a 326% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648432914
Dimensions10.93 × 7.07 × 4.87 mm
L/W Ratio1.55
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.93 mm7.07 mm4.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648432914
Side View
Table 66.0%Crown 41.7°Girdle: MediumPavilion 37.7°Culet: LNGDepth 68.9%

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 30
Current: $16,520 AUD|Low: $3,296 AUD|High: $16,561 AUD|Avg: $7,433 AUD|+1.6%
Novita 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
Retailer 16
Retailer 17
October 30, 2026
Retailer 3$3,434 AUD
Retailer 7$3,736 AUD
Retailer 4$3,983 AUD
Retailer 5$3,983 AUD
Retailer 17$4,214 AUD
Retailer 6$5,475 AUD
Retailer 10$5,486 AUD
Retailer 15$5,565 AUD
Retailer 8$5,694 AUD
Retailer 12$6,036 AUD
Retailer 11$8,478 AUD
Retailer 14$8,546 AUD
Retailer 16$9,403 AUD
Retailer 9$10,112 AUD
Retailer 13$10,721 AUD
Retailer 2$11,873 AUD
Novita Diamonds$16,520 AUD

36 data points across 17 retailers

29 retailers$3,434 AUD to $14,612 AUD

A
Cheapest Retailer
-
$3,434 AUD
$2,412 USD
A
Retailer 2
-
$3,736 AUD
$2,624 USD
View
A
Retailer 3
-
$3,845 AUD
$2,701 USD
View
Final sale: no returns
A
Retailer 4
-
$3,983 AUD
$2,798 USD
View
Retailer 5
-
$3,983 AUD
$2,798 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$4,165 AUD
$2,926 USD
View
A
Retailer 7
-
$4,214 AUD
$2,960 USD
View
A
Retailer 8
-
$4,610 AUD
HK$25,300 HKD
View
A
Retailer 9
-
$5,475 AUD
$3,846 USD
View
A
Retailer 10
-
$5,486 AUD
£3,034 GBP
View
A
Retailer 11
-
$5,565 AUD
$3,909 USD
View
A
Retailer 12
-
$5,694 AUD
$4,000 USD
View
Retailer 13
-
$5,972 AUD
$4,195 USD
View
Price last confirmed 15 days ago
A
Retailer 14
-
$6,036 AUD
€4,038 EUR
View
A
Retailer 15
-
$6,327 AUD
€4,233 EUR
View
A
Retailer 16
-
$7,550 AUD
£4,176 GBP
View
A
Retailer 17
-
$7,895 AUD
$5,546 USD
View
A
Retailer 18
-
$8,478 AUD
ZAR 96,211 ZAR
View
Retailer 19
-
$8,546 AUD
View
Price last confirmed 8 days ago
A
Retailer 20
-
$9,403 AUD
$6,605 USD
View
B+
Retailer 21
-
$10,112 AUD
$7,103 USD
View
B+
Retailer 22
-
$10,634 AUD
$7,470 USD
View
B+
Retailer 23
-
$10,721 AUD
£5,930 GBP
View
B+
Retailer 24
-
$11,201 AUD
$7,868 USD
View
B+
Retailer 25
-
$11,873 AUD
$8,340 USD
View
B+
Retailer 26
-
$13,339 AUD
SGD 12,662 SGD
View
B+
Retailer 27
-
$13,904 AUD
$9,767 USD
View
B+
Retailer 28
-
$14,612 AUD
$10,264 USD
View
Most Expensive
Novita Diamonds
cert_648432914 · Oct 8
$16,520 AUD
View
Price last confirmed 22 days ago
28 more retailers have this diamond
Prices start from $3,434 AUDSave up to $11,178 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
4.05ct Emerald
$3,434 AUD