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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 €96 EUR
$107 USD
As of October 30, 2026
Save €336 EUR (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €992 EUR at MOH London · As of October 29, 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €992 EUR|Low: €81 EUR|High: €999 EUR|Avg: €270 EUR|-0.7%
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 11€96 EUR
Retailer 5€107 EUR
Retailer 12€126 EUR
Retailer 14€126 EUR
Retailer 13€161 EUR
Retailer 7€220 EUR
Retailer 9€224 EUR
Retailer 2€232 EUR
Retailer 6€260 EUR
Retailer 10€276 EUR
Retailer 8€285 EUR
Retailer 3€324 EUR
Retailer 4€432 EUR
MOH London€992 EUR

45 data points across 14 retailers

19 retailers€96 EUR to €432 EUR

A
Cheapest Retailer
-
€96 EUR
$107 USD
A
Retailer 2
-
€107 EUR
$119 USD
View
Final sale: no returns
A
Retailer 3
-
€111 EUR
$124 USD
View
A
Retailer 4
-
€126 EUR
$141 USD
View
A
Retailer 5
-
€126 EUR
$141 USD
View
A
Retailer 6
-
€161 EUR
$180 USD
View
B+
Retailer 7
-
€220 EUR
View
B+
Retailer 8
-
€224 EUR
$250 USD
View
B+
Retailer 9
-
€232 EUR
£205 GBP
View
B+
Retailer 10
-
€260 EUR
$290 USD
View
Retailer 11
-
€260 EUR
$290 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
€276 EUR
$308 USD
View
Retailer 13
-
€278 EUR
$310 USD
View
Price last confirmed 39 days ago
B+
Retailer 14
-
€285 EUR
£251 GBP
View
B+
Retailer 15
-
€324 EUR
$362 USD
View
B
Retailer 16
-
€354 EUR
£311 GBP
View
B
Retailer 17
-
€380 EUR
$425 USD
View
B
Retailer 18
-
€432 EUR
$483 USD
View
Most Expensive
MOH London
LG630465866 · Oct 29
€992 EUR
£873 GBP
View
Price under review
18 more retailers have this diamond
Prices start from €96 EURSave up to €336 EUR

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
€96 EUR