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Heart|Lab Grown|IGI

0.50ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG630465866

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG630465866

Diamond specifications and retailer prices

From HK$839 HKD
$107 USD
As of October 30, 2026
Save HK$2,948 HKD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$8,659 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 0.5ct lab-grown heart diamond

This 0.5ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG630465866 or 630465866. Listed at 19 retailers as of October 30, 2026, with a 351% 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630465866
Dimensions5.20 × 5.22 × 3.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
5.20 mm5.22 mm0.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630465866
Side View
Table 60.0%Crown 34.9°Girdle: MED-THKPavilion 41.5°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$8,659 HKD|Low: HK$800 HKD|High: HK$8,758 HKD|Avg: HK$2,371 HKD|-1.1%
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
November 1, 2026
Retailer 11HK$839 HKD
Retailer 5HK$934 HKD
Retailer 12HK$1,106 HKD
Retailer 14HK$1,106 HKD
Retailer 13HK$1,412 HKD
Retailer 7HK$1,928 HKD
Retailer 9HK$1,961 HKD
Retailer 2HK$2,038 HKD
Retailer 6HK$2,275 HKD
Retailer 10HK$2,416 HKD
Retailer 8HK$2,502 HKD
Retailer 3HK$2,840 HKD
Retailer 4HK$3,788 HKD
MOH LondonHK$8,659 HKD

44 data points across 14 retailers

19 retailersHK$839 HKD to HK$3,788 HKD

A
Cheapest Retailer
-
HK$839 HKD
$107 USD
A
Retailer 2
-
HK$934 HKD
$119 USD
View
Final sale: no returns
A
Retailer 3
-
HK$973 HKD
$124 USD
View
A
Retailer 4
-
HK$1,106 HKD
$141 USD
View
Retailer 5
-
HK$1,106 HKD
$141 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
HK$1,412 HKD
$180 USD
View
B+
Retailer 7
-
HK$1,928 HKD
€234 EUR
View
B+
Retailer 8
-
HK$1,961 HKD
$250 USD
View
B+
Retailer 9
-
HK$2,038 HKD
£205 GBP
View
B+
Retailer 10
-
HK$2,275 HKD
$290 USD
View
Retailer 11
-
HK$2,275 HKD
$290 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
HK$2,416 HKD
$308 USD
View
Retailer 13
-
HK$2,436 HKD
$310 USD
View
Price last confirmed 39 days ago
B+
Retailer 14
-
HK$2,502 HKD
£251 GBP
View
B+
Retailer 15
-
HK$2,840 HKD
$362 USD
View
B
Retailer 16
-
HK$3,099 HKD
£311 GBP
View
B
Retailer 17
-
HK$3,334 HKD
$425 USD
View
B
Retailer 18
-
HK$3,788 HKD
$483 USD
View
Most Expensive
MOH London
LG630465866 · Nov 1
HK$8,659 HKD
£869 GBP
View
Price under review
18 more retailers have this diamond
Prices start from HK$839 HKDSave up to HK$2,948 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
0.50ct Heart
HK$839 HKD