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Emerald|Lab Grown|IGI

0.51ct D VS1 Emerald Lab Grown Diamond

ID • D/VS1 • IGI LG825675428

Shape and cutting style on the report: Emerald cut

Certificate IGI LG825675428

Diamond specifications and retailer prices

From HK$871 HKD
$111 USD
As of October 27, 2026
Save HK$4,869 HKD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$9,048 HKD 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825675428 or 825675428. Listed at 17 retailers as of October 27, 2026, with a 559% 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
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825675428
Dimensions5.77 × 3.71 × 2.36 mm
L/W Ratio1.56
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.77 mm3.71 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825675428
Side View
Table 68.0%Crown 31.4°Girdle: Slightly ThickPavilion 42°Culet: LargeDepth 63.6%

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: HK$9,048 HKD|Low: HK$871 HKD|High: HK$10,593 HKD|Avg: HK$3,136 HKD|-13.6%
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
Retailer 14
October 29, 2026
Retailer 14HK$871 HKD
Retailer 13HK$965 HKD
Retailer 10HK$1,153 HKD
Retailer 12HK$1,153 HKD
Retailer 6HK$1,805 HKD
Retailer 7HK$2,162 HKD
Retailer 2HK$2,546 HKD
Retailer 8HK$2,612 HKD
Retailer 9HK$2,754 HKD
Retailer 3HK$3,476 HKD
Retailer 11HK$3,876 HKD
Retailer 5HK$3,931 HKD
Retailer 4HK$5,740 HKD
MOH LondonHK$9,048 HKD

42 data points across 14 retailers

17 retailersHK$871 HKD to HK$5,740 HKD

A
Cheapest Retailer
-
HK$871 HKD
$111 USD
A
Retailer 2
-
HK$965 HKD
$123 USD
View
Final sale: no returns
Retailer 3
-
HK$1,012 HKD
$129 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
HK$1,153 HKD
$147 USD
View
A
Retailer 5
-
HK$1,153 HKD
$147 USD
View
Retailer 6
-
HK$1,177 HKD
$150 USD
View
Price last confirmed 36 days ago
Retailer 7
-
HK$1,240 HKD
$158 USD
View
Price last confirmed 37 days ago
A
Retailer 8
-
HK$1,805 HKD
$230 USD
View
B+
Retailer 9
-
HK$2,162 HKD
£217 GBP
View
B+
Retailer 10
-
HK$2,546 HKD
€309 EUR
View
B+
Retailer 11
-
HK$2,612 HKD
£262 GBP
View
B+
Retailer 12
-
HK$2,754 HKD
A$540 AUD
View
B
Retailer 13
-
HK$3,476 HKD
$443 USD
View
B
Retailer 14
-
HK$3,876 HKD
$494 USD
View
B
Retailer 15
-
HK$3,931 HKD
$501 USD
View
B
Retailer 16
-
HK$5,740 HKD
£576 GBP
View
Most Expensive
MOH London
LG825675428 · Oct 26
HK$9,048 HKD
£908 GBP
View
Price under review
16 more retailers have this diamond
Prices start from HK$871 HKDSave up to HK$4,869 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$871 HKD