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Heart|Lab Grown|IGI

1.61ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG677533550

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG677533550

Diamond specifications and retailer prices

From €462 EUR
$516 USD
As of October 30, 2026
Save €3,727 EUR (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €4,189 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.61ct lab-grown heart diamond

This 1.61ct 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 LG677533550 or 677533550. Listed at 26 retailers as of October 30, 2026, with prices from €462 to €4,189, a €3,727 spread on the same certified stone. Brilliant Earth lists it at €4,189. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677533550
Dimensions7.51 × 8.01 × 4.61 mm
L/W Ratio1.07
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
7.51 mm8.01 mm1.61 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677533550
Side View
Table 54.0%Crown 36.7°Girdle: MED-STKPavilion 39°Culet: NoneDepth 57.6%

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: €4,189 EUR|Low: €444 EUR|High: €4,189 EUR|Avg: €1,398 EUR
Brilliant Earth
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
November 1, 2026
Retailer 5€462 EUR
Retailer 9€517 EUR
Retailer 7€573 EUR
Retailer 10€606 EUR
Retailer 17€698 EUR
Retailer 4€770 EUR
Retailer 12€836 EUR
Retailer 3€848 EUR
Retailer 11€888 EUR
Retailer 16€985 EUR
Retailer 14€1,259 EUR
Retailer 15€1,335 EUR
Retailer 8€1,507 EUR
Retailer 6€1,984 EUR
Retailer 2€2,393 EUR
Retailer 13€3,232 EUR
Brilliant Earth€4,189 EUR

35 data points across 17 retailers

26 retailers€462 EUR to €4,189 EUR

A
Cheapest Retailer
-
€462 EUR
$516 USD
A
Retailer 2
-
€517 EUR
$578 USD
View
Final sale: no returns
A
Retailer 3
-
€517 EUR
$578 USD
View
A
Retailer 4
-
€573 EUR
$640 USD
View
Retailer 5
-
€573 EUR
$640 USD
View
Price last confirmed 16 days ago
A
Retailer 6
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€606 EUR
£533 GBP
View
A
Retailer 7
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€698 EUR
$780 USD
View
A
Retailer 8
-
€770 EUR
$860 USD
View
A
Retailer 9
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€774 EUR
$865 USD
View
A
Retailer 10
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€836 EUR
View
A
Retailer 11
-
€848 EUR
A$1,458 AUD
View
A
Retailer 12
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€888 EUR
£781 GBP
View
A
Retailer 13
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€985 EUR
ZAR 17,781 ZAR
View
B+
Retailer 14
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€1,079 EUR
$1,205 USD
View
B+
Retailer 15
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€1,259 EUR
$1,407 USD
View
B+
Retailer 16
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€1,335 EUR
A$2,294 AUD
View
B+
Retailer 17
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€1,341 EUR
$1,498 USD
View
B+
Retailer 18
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€1,507 EUR
$1,684 USD
View
B+
Retailer 19
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€1,865 EUR
$2,083 USD
View
B+
Retailer 20
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€1,882 EUR
$2,103 USD
View
B
Retailer 21
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€1,972 EUR
$2,204 USD
View
B
Retailer 22
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€1,984 EUR
$2,217 USD
View
B
Retailer 23
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€2,106 EUR
$2,353 USD
View
B+
Retailer 24
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€2,393 EUR
£2,105 GBP
View
B
Retailer 25
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€3,232 EUR
A$5,555 AUD
View
Most Expensive
B
Brilliant Earth
13232930A · Oct 31
€4,189 EUR
$4,680 USD
View
25 more retailers have this diamond
Prices start from €462 EURSave up to €3,727 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
1.61ct Heart
€462 EUR