CaratHunter
Plans
Emerald|Lab Grown|IGI

0.51ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG499189055

Shape and cutting style on the report: Emerald cut

Certificate IGI LG499189055

Diamond specifications and retailer prices

From $569 NZD
$320 USD
As of November 2, 2026
Save $898 NZD (61%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,158 NZD at MOH London · As of November 1, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG499189055 or 499189055. Listed at 15 retailers as of November 2, 2026, with a 158% 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle22.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499189055
Dimensions5.65 × 3.69 × 2.48 mm
L/W Ratio1.53
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.65 mm3.69 mm0.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499189055
Side View
Table 65.0%Crown 22.9°Girdle: MediumPavilion 40.3°Culet: LNGDepth 67.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,158 NZD|Low: $569 NZD|High: $3,196 NZD|Avg: $1,335 NZD
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
November 2, 2026
Retailer 10$569 NZD
Retailer 9$652 NZD
Retailer 5$729 NZD
Retailer 4$755 NZD
Retailer 3$809 NZD
Retailer 11$809 NZD
Retailer 12$1,290 NZD
Retailer 7$1,444 NZD
Retailer 6$1,446 NZD
Retailer 2$1,467 NZD
Retailer 8$2,371 NZD
Retailer 13$2,598 NZD
MOH London$3,158 NZD

44 data points across 13 retailers

15 retailers$569 NZD to $1,467 NZD

B+
Cheapest Retailer
-
$569 NZD
$320 USD
B+
Retailer 2
-
$652 NZD
$367 USD
View
B+
Retailer 3
-
$729 NZD
$410 USD
View
Final sale: no returns
B+
Retailer 4
-
$755 NZD
$425 USD
View
Retailer 5
-
$809 NZD
$455 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$809 NZD
$455 USD
View
B
Retailer 7
-
$1,290 NZD
$726 USD
View
B
Retailer 8
-
$1,444 NZD
€774 EUR
View
B
Retailer 9
-
$1,446 NZD
£641 GBP
View
B
Retailer 10
-
$1,467 NZD
ZAR 13,336 ZAR
View
Retailer 11
-
$2,371 NZD
$1,334 USD
View
Price under review
Retailer 12
-
$2,598 NZD
$1,462 USD
View
Price under review
Retailer 13
-
$2,861 NZD
$1,610 USD
View
Price under review
Retailer 14
-
$3,142 NZD
£1,392 GBP
View
Price under review
Most Expensive
MOH London
LG499189055 · Nov 1
$3,158 NZD
£1,399 GBP
View
Price under review
14 more retailers have this diamond
Prices start from $569 NZDSave up to $898 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.

B+
0.51ct Emerald
$569 NZD