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Heart|Lab Grown|IGI

1.63ct H IF Heart Lab Grown Diamond

ID • H/IF • IGI LG581348386

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG581348386

Diamond specifications and retailer prices

From €288 EUR
$322 USD
As of October 30, 2026
Save €1,145 EUR (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,433 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.63ct lab-grown heart diamond

This 1.63ct lab-grown heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG581348386 or 581348386. Listed at 16 retailers as of October 30, 2026, with prices from €288 to €1,433, a €1,145 spread on the same certified stone. MOH London lists it at €1,433. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
H
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle43.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581348386
Dimensions7.21 × 8.19 × 4.81 mm
L/W Ratio1.14
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 Faint Blue
Top View
7.21 mm8.19 mm1.63 ctH / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG581348386
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 43.8°Culet: NoneDepth 58.7%

Caratlytics Score

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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: €1,433 EUR|Low: €221 EUR|High: €2,139 EUR|Avg: €861 EUR
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 15€288 EUR
Retailer 17€323 EUR
Retailer 16€358 EUR
Retailer 9€378 EUR
Retailer 14€482 EUR
Retailer 13€497 EUR
Retailer 6€553 EUR
Retailer 18€593 EUR
Retailer 12€615 EUR
Retailer 3€624 EUR
Retailer 11€834 EUR
Retailer 2€1,049 EUR
Retailer 10€1,104 EUR
Retailer 4€1,190 EUR
Retailer 7€1,382 EUR
Retailer 8€1,385 EUR
MOH London€1,433 EUR
Retailer 5€2,139 EUR

29 data points across 18 retailers

16 retailers€288 EUR to €1,433 EUR

A
Cheapest Retailer
-
€288 EUR
$322 USD
A
Retailer 2
-
€323 EUR
$361 USD
View
Final sale: no returns
A
Retailer 3
-
€335 EUR
$374 USD
View
A
Retailer 4
-
€358 EUR
$400 USD
View
Retailer 5
-
€358 EUR
$400 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€482 EUR
$538 USD
View
A
Retailer 7
-
€497 EUR
$555 USD
View
B+
Retailer 8
-
€593 EUR
$662 USD
View
A
Retailer 9
-
€615 EUR
ZAR 11,094 ZAR
View
B+
Retailer 10
-
€624 EUR
$697 USD
View
B+
Retailer 11
-
€834 EUR
A$1,433 AUD
View
B+
Retailer 12
-
€855 EUR
$955 USD
View
B+
Retailer 13
-
€1,049 EUR
$1,172 USD
View
B+
Retailer 14
-
€1,150 EUR
$1,285 USD
View
B+
Retailer 15
-
€1,190 EUR
$1,330 USD
View
Most Expensive
B+
MOH London
LG581348386 · Nov 1
€1,433 EUR
£1,261 GBP
View
15 more retailers have this diamond
Prices start from €288 EURSave up to €1,145 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
1.63ct Heart
€288 EUR