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Emerald|Lab Grown|IGI

0.51ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • IGI LG787649830

Shape and cutting style on the report: Emerald cut

Certificate IGI LG787649830

Diamond specifications and retailer prices

From $198 NZD
$111 USD
As of October 27, 2026
Save $1,429 NZD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,259 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown emerald diamond

This 0.51ct lab-grown emerald sits in the half to three-quarter carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787649830 or 787649830. Listed at 18 retailers as of October 27, 2026, with a 723% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.8°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787649830
Dimensions5.63 × 3.80 × 2.36 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.63 mm3.80 mm0.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG787649830
Side View
Table 61.0%Crown 33.8°Girdle: MediumPavilion 34.9°Culet: LargeDepth 62.1%

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: $2,259 NZD|Low: $219 NZD|High: $2,318 NZD|Avg: $919 NZD|-2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 11$219 NZD
Retailer 7$230 NZD
Retailer 3$365 NZD
Retailer 9$374 NZD
Retailer 6$488 NZD
Retailer 2$558 NZD
Retailer 12$653 NZD
Retailer 8$655 NZD
Retailer 4$1,181 NZD
Retailer 5$1,411 NZD
Retailer 13$1,627 NZD
Retailer 10$2,208 NZD
MOH London$2,259 NZD

40 data points across 13 retailers

18 retailers$198 NZD to $1,627 NZD

A
Cheapest Retailer
-
$198 NZD
$111 USD
A
Retailer 2
-
$219 NZD
$123 USD
View
Final sale: no returns
A
Retailer 3
-
$230 NZD
$129 USD
View
A
Retailer 4
-
$260 NZD
$146 USD
View
A
Retailer 5
-
$260 NZD
$146 USD
View
A
Retailer 6
-
$365 NZD
$205 USD
View
A
Retailer 7
-
$374 NZD
$210 USD
View
B+
Retailer 8
-
$488 NZD
ZAR 4,429 ZAR
View
B+
Retailer 9
-
$558 NZD
£247 GBP
View
Retailer 10
-
$604 NZD
$339 USD
View
Price last confirmed 15 days ago
B+
Retailer 11
-
$653 NZD
$367 USD
View
B
Retailer 12
-
$655 NZD
$368 USD
View
B
Retailer 13
-
$869 NZD
$488 USD
View
B
Retailer 14
-
$1,181 NZD
$663 USD
View
B
Retailer 15
-
$1,411 NZD
£624 GBP
View
B
Retailer 16
-
$1,627 NZD
$914 USD
View
Retailer 17
-
$2,208 NZD
$1,240 USD
View
Price under review
Most Expensive
MOH London
LG787649830 · Oct 26
$2,259 NZD
£999 GBP
View
Price under review
17 more retailers have this diamond
Prices start from $198 NZDSave up to $1,429 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
0.51ct Emerald
$198 NZD