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Emerald|Lab Grown|IGI

0.51ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG530293063

Shape and cutting style on the report: Emerald cut

Certificate IGI LG530293063

Diamond specifications and retailer prices

From HK$973 HKD
As of November 6, 2026
Save HK$3,130 HKD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$10,093 HKD 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG530293063 or 530293063. Listed at 13 retailers as of November 4, 2026, with a 322% 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

0.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle24.5°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530293063
Dimensions5.34 × 3.89 × 2.45 mm
L/W Ratio1.37
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
5.34 mm3.89 mm0.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG530293063
Side View
Table 59.0%Crown 24.5°Girdle: MED-STKPavilion 38.6°Culet: LargeDepth 63.0%

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: Nov 6
Current: HK$10,093 HKD|Low: HK$573 HKD|High: HK$10,212 HKD|Avg: HK$2,622 HKD|-0.2%
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 6, 2026
Retailer 5HK$573 HKD
Retailer 8HK$973 HKD
Retailer 4HK$1,090 HKD
Retailer 13HK$1,130 HKD
Retailer 9HK$1,287 HKD
Retailer 12HK$1,287 HKD
Retailer 10HK$2,314 HKD
Retailer 2HK$2,487 HKD
Retailer 6HK$2,510 HKD
Retailer 3HK$2,997 HKD
Retailer 11HK$3,883 HKD
Retailer 7HK$4,103 HKD
MOH LondonHK$10,093 HKD

45 data points across 13 retailers

13 retailersHK$973 HKD to HK$4,103 HKD

A
Cheapest Retailer
-
HK$973 HKD
A
Retailer 2
-
HK$1,090 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,130 HKD
View
A
Retailer 4
-
HK$1,287 HKD
View
Retailer 5
-
HK$1,287 HKD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
HK$2,314 HKD
View
B
Retailer 7
-
HK$2,487 HKD
View
B+
Retailer 8
-
HK$2,510 HKD
View
B+
Retailer 9
-
HK$2,605 HKD
View
B
Retailer 10
-
HK$2,997 HKD
View
B
Retailer 11
-
HK$3,883 HKD
View
B
Retailer 12
-
HK$4,103 HKD
View
Most Expensive
MOH London
LG530293063 · Nov 1
HK$10,093 HKD
£1,013 GBP
View
Price under review
12 more retailers have this diamond
Prices start from HK$973 HKDSave up to HK$3,130 HKD

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
HK$973 HKD