CaratHunter
Plans
Emerald|Lab Grown|IGI

0.50ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG526283765

Shape and cutting style on the report: Emerald cut

Certificate IGI LG526283765

Diamond specifications and retailer prices

From $218 NZD
$123 USD
As of October 29, 2026
Save $1,461 NZD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,251 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 0.5ct lab-grown emerald diamond

This 0.5ct lab-grown emerald sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526283765 or 526283765. Listed at 15 retailers as of October 29, 2026, with a 669% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.50
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.8°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526283765
Dimensions5.68 × 3.68 × 2.31 mm
L/W Ratio1.54
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
5.68 mm3.68 mm0.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526283765
Side View
Table 64.5%Crown 27.8°Girdle: MED-STKPavilion 38.4°Culet: LNGDepth 62.8%

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 29
Current: $2,251 NZD|Low: $172 NZD|High: $2,278 NZD|Avg: $624 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
November 1, 2026
Retailer 7$218 NZD
Retailer 4$243 NZD
Retailer 12$252 NZD
Retailer 8$287 NZD
Retailer 11$287 NZD
Retailer 5$444 NZD
Retailer 9$520 NZD
Retailer 2$558 NZD
Retailer 3$672 NZD
Retailer 10$866 NZD
Retailer 6$965 NZD
MOH London$2,251 NZD

44 data points across 12 retailers

15 retailers$218 NZD to $1,679 NZD

A
Cheapest Retailer
-
$218 NZD
$123 USD
A
Retailer 2
-
$243 NZD
$137 USD
View
Final sale: no returns
A
Retailer 3
-
$252 NZD
$142 USD
View
A
Retailer 4
-
$287 NZD
$162 USD
View
Retailer 5
-
$287 NZD
$162 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$444 NZD
$250 USD
View
B+
Retailer 7
-
$520 NZD
$293 USD
View
B
Retailer 8
-
$545 NZD
HK$2,400 HKD
View
B
Retailer 9
-
$558 NZD
£248 GBP
View
B
Retailer 10
-
$672 NZD
$379 USD
View
B
Retailer 11
-
$866 NZD
$488 USD
View
B
Retailer 12
-
$965 NZD
$544 USD
View
B
Retailer 13
-
$967 NZD
$545 USD
View
B
Retailer 14
-
$1,679 NZD
$946 USD
View
Most Expensive
MOH London
LG526283765 · Nov 1
$2,251 NZD
£999 GBP
View
Price under review
14 more retailers have this diamond
Prices start from $218 NZDSave up to $1,461 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
0.50ct Emerald
$218 NZD