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Heart|Lab Grown|IGI

1.71ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG839608314

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839608314

Diamond specifications and retailer prices

From €363 EUR
$406 USD
As of October 30, 2026
Save €3,400 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,763 EUR at Novita Diamonds · As of October 31, 2026
View at Novita Diamonds

About this 1.71ct lab-grown heart diamond

This 1.71ct 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 LG839608314 or 839608314. Listed at 16 retailers as of October 30, 2026, with prices from €363 to €3,763, a €3,400 spread on the same certified stone. Novita Diamonds lists it at €3,763. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839608314
Dimensions7.07 × 8.13 × 5.05 mm
L/W Ratio1.15
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
7.07 mm8.13 mm1.71 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839608314
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 62.1%

Caratlytics Score

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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: Oct 30
Current: €3,763 EUR|Low: €363 EUR|High: €3,821 EUR|Avg: €1,523 EUR|-1.0%
Novita Diamonds
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 12€363 EUR
Retailer 3€407 EUR
Retailer 2€526 EUR
Retailer 13€593 EUR
Retailer 11€649 EUR
Retailer 16€713 EUR
Retailer 5€923 EUR
Retailer 10€1,158 EUR
Retailer 14€1,264 EUR
Retailer 17€1,599 EUR
Retailer 9€1,741 EUR
Retailer 7€1,830 EUR
Retailer 8€1,854 EUR
Retailer 4€3,016 EUR
Retailer 15€3,222 EUR
Retailer 6€3,670 EUR
Novita Diamonds€3,763 EUR

31 data points across 17 retailers

16 retailers€363 EUR to €3,763 EUR

A+
Cheapest Retailer
-
€363 EUR
$406 USD
A
Retailer 2
-
€407 EUR
$455 USD
View
A
Retailer 3
-
€526 EUR
£463 GBP
View
A
Retailer 4
-
€593 EUR
$663 USD
View
A
Retailer 5
-
€649 EUR
$725 USD
View
A
Retailer 6
-
€713 EUR
$797 USD
View
A
Retailer 7
-
€923 EUR
$1,031 USD
View
B+
Retailer 8
-
€1,158 EUR
A$1,991 AUD
View
B+
Retailer 9
-
€1,264 EUR
$1,412 USD
View
B+
Retailer 10
-
€1,599 EUR
$1,786 USD
View
Retailer 11
-
€1,830 EUR
£1,610 GBP
View
Price last confirmed 14 days ago
Retailer 12
-
€1,854 EUR
$2,071 USD
View
Price last confirmed 16 days ago
B
Retailer 13
-
€3,016 EUR
$3,370 USD
View
B
Retailer 14
-
€3,222 EUR
$3,600 USD
View
B
Retailer 15
-
€3,670 EUR
$4,100 USD
View
Most Expensive
B
Novita Diamonds
cert_839608314 · Oct 31
€3,763 EUR
A$6,468 AUD
View
15 more retailers have this diamond
Prices start from €363 EURSave up to €3,400 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+
1.71ct Heart
€363 EUR