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Heart|Lab Grown|IGI

1.56ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG836612427

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836612427

Diamond specifications and retailer prices

From €605 EUR
$676 USD
As of October 30, 2026
Save €3,290 EUR (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,895 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.56ct lab-grown heart diamond

This 1.56ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836612427 or 836612427. Listed at 20 retailers as of October 30, 2026, with prices from €605 to €3,895, a €3,290 spread on the same certified stone. With Clarity lists it at €3,895. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612427
Dimensions7.01 × 7.92 × 4.76 mm
L/W Ratio1.13
Girdle conditionFaceted
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
7.01 mm7.92 mm1.56 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612427
Side View
Table 58.0%Crown 39.4°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 60.1%

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: €2,954 EUR|Low: €605 EUR|High: €4,466 EUR|Avg: €1,685 EUR|+3.1%
Retailer 1
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
Retailer 19
With Clarity
November 1, 2026
Retailer 8€605 EUR
Retailer 5€658 EUR
Retailer 19€702 EUR
Retailer 11€726 EUR
Retailer 9€764 EUR
Retailer 12€793 EUR
Retailer 2€859 EUR
Retailer 7€920 EUR
Retailer 4€1,072 EUR
Retailer 13€1,123 EUR
Retailer 18€1,141 EUR
Retailer 17€1,289 EUR
Retailer 14€1,574 EUR
Retailer 3€1,972 EUR
Retailer 15€2,311 EUR
Retailer 6€2,419 EUR
Retailer 10€2,744 EUR
Retailer 1€2,954 EUR
Retailer 16€3,231 EUR
With Clarity€3,895 EUR

20 data points across 20 retailers

20 retailers€605 EUR to €3,895 EUR

A
Cheapest Retailer
-
€605 EUR
$676 USD
A
Retailer 2
-
€658 EUR
$735 USD
View
A
Retailer 3
-
€702 EUR
$784 USD
View
Retailer 4
-
€726 EUR
$811 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
€764 EUR
$854 USD
View
Final sale: no returns
A
Retailer 6
-
€793 EUR
£697 GBP
View
A
Retailer 7
-
€859 EUR
$960 USD
View
A
Retailer 8
-
€920 EUR
$1,028 USD
View
B+
Retailer 9
-
€1,072 EUR
$1,198 USD
View
A
Retailer 10
-
€1,123 EUR
£988 GBP
View
B+
Retailer 11
-
€1,141 EUR
$1,275 USD
View
B+
Retailer 12
-
€1,289 EUR
ZAR 23,269 ZAR
View
B+
Retailer 13
-
€1,574 EUR
$1,758 USD
View
B+
Retailer 14
-
€1,972 EUR
$2,203 USD
View
B
Retailer 15
-
€2,311 EUR
$2,582 USD
View
B
Retailer 16
-
€2,419 EUR
$2,703 USD
View
B
Retailer 17
-
€2,744 EUR
SGD 4,142 SGD
View
B
Retailer 18
-
€2,954 EUR
£2,599 GBP
View
B
Retailer 19
-
€3,231 EUR
$3,610 USD
View
Most Expensive
B
With Clarity
836612427 · Oct 31
€3,895 EUR
$4,352 USD
View
19 more retailers have this diamond
Prices start from €605 EURSave up to €3,290 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
1.56ct Heart
€605 EUR