CaratHunter
Plans
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 $1,471 NZD
$826 USD
As of October 27, 2026
Save $6,684 NZD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $8,155 NZD 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 $1,471 to $8,155, a $6,684 spread on the same certified stone. Brilliant Earth lists it at $8,155. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $8,155 NZD|Low: $1,389 NZD|High: $8,422 NZD|Avg: $3,419 NZD|-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$1,471 NZD
Retailer 4$1,601 NZD
Retailer 7$1,647 NZD
Retailer 3$1,707 NZD
Retailer 12$1,707 NZD
Retailer 8$2,021 NZD
Retailer 6$2,334 NZD
Retailer 2$2,614 NZD
Retailer 14$2,749 NZD
Retailer 10$3,924 NZD
Retailer 5$4,721 NZD
Retailer 15$4,800 NZD
Retailer 13$5,340 NZD
Retailer 9$6,406 NZD
Brilliant Earth$8,155 NZD

42 data points across 15 retailers

16 retailers$1,471 NZD to $8,155 NZD

A
Cheapest Retailer
-
$1,471 NZD
$826 USD
A
Retailer 2
-
$1,601 NZD
$899 USD
View
A
Retailer 3
-
$1,647 NZD
$925 USD
View
Final sale: no returns
A
Retailer 4
-
$1,707 NZD
$959 USD
View
A
Retailer 5
-
$1,707 NZD
$959 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$2,021 NZD
$1,135 USD
View
A
Retailer 7
-
$2,334 NZD
$1,311 USD
View
A
Retailer 8
-
$2,614 NZD
£1,156 GBP
View
A
Retailer 9
-
$2,749 NZD
$1,544 USD
View
B+
Retailer 10
-
$3,924 NZD
$2,204 USD
View
B+
Retailer 11
-
$4,721 NZD
£2,088 GBP
View
B+
Retailer 12
-
$4,800 NZD
$2,696 USD
View
B
Retailer 13
-
$5,340 NZD
$2,999 USD
View
B
Retailer 14
-
$6,406 NZD
£2,833 GBP
View
B
Retailer 15
-
$7,772 NZD
HK$34,100 HKD
View
Most Expensive
B
Brilliant Earth
17976261A · Oct 29
$8,155 NZD
$4,580 USD
View
15 more retailers have this diamond
Prices start from $1,471 NZDSave up to $6,684 NZD

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
$1,471 NZD