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Heart|Lab Grown|IGI

6.58ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG651406131

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG651406131

Diamond specifications and retailer prices

From €15,506 EUR
$17,323 USD
As of October 30, 2026
Save €35,552 EUR (70%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €51,058 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 6.58ct lab-grown heart diamond

This 6.58ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG651406131 or 651406131. Listed at 19 retailers as of October 30, 2026, with prices from €15,506 to €51,058, a €35,552 spread on the same certified stone. Reve Diamonds lists it at €51,058. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.58
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651406131
Dimensions11.27 × 13.02 × 7.47 mm
L/W Ratio1.16
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
11.27 mm13.02 mm6.58 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651406131
Side View
Table 59.0%Crown 37°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 57.4%

Caratlytics Score

How it works →
A
Excellent
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: €35,432 EUR|Low: €15,036 EUR|High: €64,624 EUR|Avg: €29,179 EUR|-16.5%
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
Reve Diamonds
October 29, 2026
Retailer 6€15,506 EUR
Retailer 15€15,785 EUR
Retailer 3€16,164 EUR
Retailer 2€17,160 EUR
Retailer 7€17,678 EUR
Retailer 14€18,040 EUR
Retailer 18€18,107 EUR
Retailer 17€18,310 EUR
Retailer 5€20,747 EUR
Retailer 8€23,791 EUR
Retailer 11€28,258 EUR
Retailer 13€29,708 EUR
Retailer 10€33,600 EUR
Retailer 12€34,385 EUR
Retailer 1€35,432 EUR
Retailer 16€43,966 EUR
Retailer 9€44,505 EUR
Reve Diamonds€51,058 EUR
Retailer 4€64,624 EUR

23 data points across 19 retailers

19 retailers€15,506 EUR to €51,058 EUR

A
Cheapest Retailer
-
€15,506 EUR
$17,323 USD
A
Retailer 2
-
€15,785 EUR
$17,635 USD
View
A
Retailer 3
-
€16,164 EUR
$18,058 USD
View
A
Retailer 4
-
€17,160 EUR
$19,171 USD
View
A
Retailer 5
-
€17,678 EUR
$19,750 USD
View
Final sale: no returns
A
Retailer 6
-
€18,040 EUR
$20,154 USD
View
A
Retailer 7
-
€18,107 EUR
$20,229 USD
View
Retailer 8
-
€18,310 EUR
$20,456 USD
View
Price last confirmed 15 days ago
A
Retailer 9
-
€18,310 EUR
$20,456 USD
View
B+
Retailer 10
-
€23,791 EUR
$26,580 USD
View
B+
Retailer 11
-
€28,258 EUR
£24,858 GBP
View
B+
Retailer 12
-
€29,708 EUR
$33,190 USD
View
Retailer 13
-
€34,385 EUR
A$59,101 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
€35,432 EUR
ZAR 639,501 ZAR
View
B
Retailer 15
-
€43,966 EUR
$49,119 USD
View
B
Retailer 16
-
€44,505 EUR
$49,721 USD
View
B
Retailer 17
-
€46,668 EUR
$52,138 USD
View
Most Expensive
B
Reve Diamonds
35CFBEDCB · Oct 30
€51,058 EUR
$57,042 USD
View
17 more retailers have this diamond
Prices start from €15,506 EURSave up to €35,552 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
6.58ct Heart
€15,506 EUR