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Heart|Lab Grown|IGI

1.01ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG598393884

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG598393884

Diamond specifications and retailer prices

From €283 EUR
$316 USD
As of October 30, 2026
Save €1,131 EUR (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,166 EUR at Brilliant Earth · As of October 9, 2026
View at Brilliant Earth

About this 1.01ct lab-grown heart diamond

This 1.01ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG598393884 or 598393884. Listed at 21 retailers as of October 29, 2026, with a 400% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598393884
Dimensions6.90 × 6.38 × 3.97 mm
L/W Ratio1.08
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
6.90 mm6.38 mm1.01 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598393884
Side View
Table 55.0%Crown 34.6°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 57.5%

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: €2,166 EUR|Low: €277 EUR|High: €2,166 EUR|Avg: €690 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
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Retailer 19
Retailer 20
October 31, 2026
Retailer 9€283 EUR
Retailer 10€320 EUR
Retailer 7€328 EUR
Retailer 18€351 EUR
Retailer 12€358 EUR
Retailer 16€362 EUR
Retailer 6€473 EUR
Retailer 14€474 EUR
Retailer 8€527 EUR
Retailer 20€564 EUR
Retailer 2€570 EUR
Retailer 5€603 EUR
Retailer 13€626 EUR
Retailer 4€856 EUR
Retailer 15€866 EUR
Retailer 3€1,128 EUR
Retailer 11€1,169 EUR
Retailer 17€1,261 EUR
Retailer 19€1,414 EUR
Brilliant Earth€2,166 EUR

32 data points across 20 retailers

21 retailers€283 EUR to €1,414 EUR

A
Cheapest Retailer
-
€283 EUR
$316 USD
A
Retailer 2
-
€320 EUR
$357 USD
View
Final sale: no returns
A
Retailer 3
-
€328 EUR
$367 USD
View
A
Retailer 4
-
€351 EUR
$392 USD
View
A
Retailer 5
-
€358 EUR
$400 USD
View
A
Retailer 6
-
€362 EUR
£319 GBP
View
A
Retailer 7
-
€473 EUR
$528 USD
View
A
Retailer 8
-
€474 EUR
$530 USD
View
B+
Retailer 9
-
€527 EUR
$589 USD
View
B+
Retailer 10
-
€564 EUR
$630 USD
View
B+
Retailer 11
-
€570 EUR
View
B+
Retailer 12
-
€603 EUR
ZAR 10,883 ZAR
View
B+
Retailer 13
-
€626 EUR
£550 GBP
View
B+
Retailer 14
-
€856 EUR
A$1,471 AUD
View
B+
Retailer 15
-
€866 EUR
$967 USD
View
Retailer 16
-
€916 EUR
A$1,575 AUD
View
Price last confirmed 154 days ago
B+
Retailer 17
-
€1,128 EUR
$1,260 USD
View
B
Retailer 18
-
€1,169 EUR
$1,306 USD
View
B
Retailer 19
-
€1,261 EUR
$1,409 USD
View
B
Retailer 20
-
€1,414 EUR
£1,244 GBP
View
Most Expensive
Brilliant Earth
11245081A · Oct 9
€2,166 EUR
$2,420 USD
View
Price last confirmed 22 days ago
20 more retailers have this diamond
Prices start from €283 EURSave up to €1,131 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
1.01ct Heart
€283 EUR