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 $826 USD
As of October 27, 2026
Save $3,754 USD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,580 USD 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 $826 to $4,580, a $3,754 spread on the same certified stone. Brilliant Earth lists it at $4,580. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $4,580 USD|Low: $780 USD|High: $4,730 USD|Avg: $1,920 USD|-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$826 USD
Retailer 4$899 USD
Retailer 7$925 USD
Retailer 3$959 USD
Retailer 12$959 USD
Retailer 8$1,135 USD
Retailer 6$1,311 USD
Retailer 2$1,468 USD
Retailer 14$1,544 USD
Retailer 10$2,204 USD
Retailer 5$2,652 USD
Retailer 15$2,696 USD
Retailer 13$2,999 USD
Retailer 9$3,598 USD
Brilliant Earth$4,580 USD

42 data points across 15 retailers

16 retailers$826 USD to $4,580 USD

A
Cheapest Retailer
-
$826 USD
A
Retailer 2
-
$899 USD
View
A
Retailer 3
-
$925 USD
View
Final sale: no returns
A
Retailer 4
-
$959 USD
View
A
Retailer 5
-
$959 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,135 USD
View
A
Retailer 7
-
$1,311 USD
View
A
Retailer 8
-
$1,468 USD
£1,156 GBP
View
A
Retailer 9
-
$1,544 USD
View
B+
Retailer 10
-
$2,204 USD
View
B+
Retailer 11
-
$2,652 USD
£2,088 GBP
View
B+
Retailer 12
-
$2,696 USD
View
B
Retailer 13
-
$2,999 USD
View
B
Retailer 14
-
$3,598 USD
£2,833 GBP
View
B
Retailer 15
-
$4,365 USD
HK$34,100 HKD
View
Most Expensive
B
Brilliant Earth
17976261A · Oct 29
$4,580 USD
View
15 more retailers have this diamond
Prices start from $826 USDSave up to $3,754 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
4.51ct Emerald
$826 USD