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Heart|Lab Grown|IGI

1.60ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG843604948

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843604948

Diamond specifications and retailer prices

From €494 EUR
£435 GBP
As of November 1, 2026
Save €2,934 EUR (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,428 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.6ct lab-grown heart diamond

This 1.6ct 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 LG843604948 or 843604948. Listed at 11 retailers as of October 31, 2026, with prices from €494 to €3,428, a €2,934 spread on the same certified stone. Brilliant Earth lists it at €3,428. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843604948
Dimensions7.81 × 7.49 × 4.70 mm
L/W Ratio1.04
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
7.81 mm7.49 mm1.60 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843604948
Side View
Table 59.0%Crown 34°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 1
Current: €3,428 EUR|Low: €494 EUR|High: €4,126 EUR|Avg: €1,461 EUR|-16.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4€494 EUR
Retailer 7€609 EUR
Retailer 10€674 EUR
Retailer 5€760 EUR
Retailer 3€815 EUR
Retailer 6€1,089 EUR
Retailer 11€1,134 EUR
Retailer 8€1,188 EUR
Retailer 2€1,717 EUR
Retailer 9€3,034 EUR
Brilliant Earth€3,428 EUR

14 data points across 11 retailers

11 retailers€494 EUR to €3,428 EUR

A+
Cheapest Retailer
-
€494 EUR
£435 GBP
A
Retailer 2
-
€609 EUR
$680 USD
View
A
Retailer 3
-
€674 EUR
$753 USD
View
A
Retailer 4
-
€760 EUR
View
A
Retailer 5
-
€815 EUR
$911 USD
View
B+
Retailer 6
-
€1,089 EUR
A$1,871 AUD
View
B+
Retailer 7
-
€1,134 EUR
$1,267 USD
View
B+
Retailer 8
-
€1,188 EUR
$1,327 USD
View
B+
Retailer 9
-
€1,717 EUR
£1,510 GBP
View
B
Retailer 10
-
€3,034 EUR
$3,390 USD
View
Most Expensive
B
Brilliant Earth
22165649Y · Oct 31
€3,428 EUR
$3,830 USD
View
10 more retailers have this diamond
Prices start from €494 EURSave up to €2,934 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+
1.60ct Heart
€494 EUR