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Heart|Lab Grown|IGI

0.51ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG823695956

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823695956

Diamond specifications and retailer prices

From HK$761 HKD
As of November 4, 2026
Save HK$6,174 HKD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$6,935 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart 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 LG823695956 or 823695956. Listed at 13 retailers as of November 4, 2026, with prices from HK$761 to HK$6,935, a HK$6,174 spread on the same certified stone. MOH London lists it at HK$6,935. 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
SymmetryVery Good
FluorescenceNone
Crown angle33.3°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823695956
Dimensions5.39 × 4.65 × 3.39 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.39 mm4.65 mm0.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG823695956
Side View
Table 58.0%Crown 33.3°Girdle: STK-THKPavilion 41.9°Culet: NoneDepth 62.9%

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 4
Current: HK$6,935 HKD|Low: HK$753 HKD|High: HK$7,263 HKD|Avg: HK$2,457 HKD|-3.5%
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 5, 2026
Retailer 4HK$761 HKD
Retailer 8HK$887 HKD
Retailer 7HK$1,004 HKD
Retailer 12HK$1,004 HKD
Retailer 5HK$1,718 HKD
Retailer 2HK$1,797 HKD
Retailer 9HK$1,946 HKD
Retailer 6HK$2,283 HKD
Retailer 10HK$3,044 HKD
Retailer 3HK$3,397 HKD
Retailer 11HK$3,499 HKD
MOH LondonHK$6,935 HKD

45 data points across 12 retailers

13 retailersHK$761 HKD to HK$6,935 HKD

A
Cheapest Retailer
-
HK$761 HKD
A
Retailer 2
-
HK$887 HKD
View
A
Retailer 3
-
HK$1,004 HKD
View
Retailer 4
-
HK$1,004 HKD
View
Price last confirmed 11 days ago
Retailer 5
-
HK$1,036 HKD
View
Price last confirmed 41 days ago
B+
Retailer 6
-
HK$1,718 HKD
View
B+
Retailer 7
-
HK$1,797 HKD
View
B+
Retailer 8
-
HK$1,946 HKD
View
B+
Retailer 9
-
HK$2,283 HKD
View
B
Retailer 10
-
HK$3,044 HKD
View
B
Retailer 11
-
HK$3,397 HKD
View
B
Retailer 12
-
HK$3,499 HKD
View
Most Expensive
B
MOH London
LG823695956 · Nov 4
HK$6,935 HKD
£696 GBP
View
12 more retailers have this diamond
Prices start from HK$761 HKDSave up to HK$6,174 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 Heart
HK$761 HKD