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Heart|Lab Grown|IGI

1.55ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG660483509

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG660483509

Diamond specifications and retailer prices

From €448 EUR
$500 USD
As of October 30, 2026
Save €1,881 EUR (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €2,328 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG660483509 or 660483509. Listed at 24 retailers as of October 29, 2026, with prices from €448 to €2,328, a €1,881 spread on the same certified stone. MOH London lists it at €2,328. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660483509
Dimensions7.88 × 7.24 × 4.66 mm
L/W Ratio1.09
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
7.88 mm7.24 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660483509
Side View
Table 58.0%Crown 37.3°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 59.1%

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: €2,328 EUR|Low: €430 EUR|High: €2,344 EUR|Avg: €1,094 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 15€448 EUR
Retailer 8€500 EUR
Retailer 3€555 EUR
Retailer 5€555 EUR
Retailer 10€680 EUR
Retailer 7€764 EUR
Retailer 14€801 EUR
Retailer 9€908 EUR
Retailer 2€923 EUR
Retailer 12€953 EUR
Retailer 11€1,292 EUR
Retailer 13€1,431 EUR
Retailer 4€1,459 EUR
Retailer 6€1,759 EUR
Retailer 16€2,075 EUR
MOH London€2,328 EUR

44 data points across 16 retailers

24 retailers€448 EUR to €2,328 EUR

Retailer 1
-
€448 EUR
$500 USD
Price last confirmed 32 days ago
A
Retailer 2
-
€448 EUR
$500 USD
View
A
Retailer 3
-
€500 EUR
$559 USD
View
Final sale: no returns
Retailer 4
-
€501 EUR
$560 USD
View
Price last confirmed 34 days ago
Retailer 5
-
€548 EUR
$612 USD
View
Price last confirmed 35 days ago
A
Retailer 6
-
€555 EUR
$620 USD
View
Retailer 7
-
€555 EUR
$620 USD
View
Price last confirmed 16 days ago
A
Retailer 8
-
€607 EUR
HK$5,300 HKD
View
A
Retailer 9
-
€680 EUR
$760 USD
View
A
Retailer 10
-
€764 EUR
$853 USD
View
A
Retailer 11
-
€801 EUR
$895 USD
View
A
Retailer 12
-
€908 EUR
View
A
Retailer 13
-
€923 EUR
£812 GBP
View
A
Retailer 14
-
€953 EUR
ZAR 17,205 ZAR
View
A
Retailer 15
-
€1,007 EUR
$1,125 USD
View
B+
Retailer 16
-
€1,292 EUR
A$2,220 AUD
View
B+
Retailer 17
-
€1,431 EUR
$1,599 USD
View
B+
Retailer 18
-
€1,459 EUR
$1,630 USD
View
B
Retailer 19
-
€1,759 EUR
SGD 2,656 SGD
View
B
Retailer 20
-
€1,807 EUR
$2,018 USD
View
B
Retailer 21
-
€1,925 EUR
$2,150 USD
View
B
Retailer 22
-
€2,075 EUR
$2,318 USD
View
B
Retailer 23
-
€2,076 EUR
$2,319 USD
View
Most Expensive
B
MOH London
LG660483509 · Oct 29
€2,328 EUR
£2,048 GBP
View
23 more retailers have this diamond
Prices start from €448 EURSave up to €1,881 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
1.55ct Heart
€448 EUR