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Emerald|Lab Grown|IGI

4.51ct E VS2 Emerald Lab Grown Diamond

ID • E/VS2 • IGI LG627444479

Shape and cutting style on the report: Emerald cut

Certificate IGI LG627444479

Diamond specifications and retailer prices

From $1,176 AUD
$826 USD
As of October 27, 2026
Save $5,343 AUD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,519 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.51ct lab-grown emerald diamond

This 4.51ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627444479 or 627444479. Listed at 16 retailers as of October 27, 2026, with prices from $1,176 to $6,519, a $5,343 spread on the same certified stone. Brilliant Earth lists it at $6,519. 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

4.51
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627444479
Dimensions10.83 × 7.60 × 5.04 mm
L/W Ratio1.43
Culet sizeLong
Top View
10.83 mm7.60 mm4.51 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627444479
Side View
Table 69.0%Crown 43.4°Girdle: MED-STKPavilion 35.8°Culet: LNGDepth 66.3%

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 27
Current: $6,519 AUD|Low: $1,110 AUD|High: $6,733 AUD|Avg: $2,733 AUD|-3.2%
Brilliant Earth
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 29, 2026
Retailer 11$1,176 AUD
Retailer 4$1,280 AUD
Retailer 7$1,317 AUD
Retailer 3$1,365 AUD
Retailer 12$1,365 AUD
Retailer 8$1,616 AUD
Retailer 6$1,866 AUD
Retailer 2$2,089 AUD
Retailer 14$2,198 AUD
Retailer 10$3,137 AUD
Retailer 5$3,775 AUD
Retailer 15$3,837 AUD
Retailer 13$4,269 AUD
Retailer 9$5,121 AUD
Brilliant Earth$6,519 AUD

42 data points across 15 retailers

16 retailers$1,176 AUD to $6,519 AUD

A
Cheapest Retailer
-
$1,176 AUD
$826 USD
A
Retailer 2
-
$1,280 AUD
$899 USD
View
A
Retailer 3
-
$1,317 AUD
$925 USD
View
Final sale: no returns
A
Retailer 4
-
$1,365 AUD
$959 USD
View
A
Retailer 5
-
$1,365 AUD
$959 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,616 AUD
$1,135 USD
View
A
Retailer 7
-
$1,866 AUD
$1,311 USD
View
A
Retailer 8
-
$2,089 AUD
£1,156 GBP
View
A
Retailer 9
-
$2,198 AUD
$1,544 USD
View
B+
Retailer 10
-
$3,137 AUD
$2,204 USD
View
B+
Retailer 11
-
$3,775 AUD
£2,088 GBP
View
B+
Retailer 12
-
$3,837 AUD
$2,696 USD
View
B
Retailer 13
-
$4,269 AUD
$2,999 USD
View
B
Retailer 14
-
$5,121 AUD
£2,833 GBP
View
B
Retailer 15
-
$6,213 AUD
HK$34,100 HKD
View
Most Expensive
B
Brilliant Earth
17976261A · Oct 29
$6,519 AUD
$4,580 USD
View
15 more retailers have this diamond
Prices start from $1,176 AUDSave up to $5,343 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
4.51ct Emerald
$1,176 AUD