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Heart|Lab Grown|IGI

1.01ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG598393883

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG598393883

Diamond specifications and retailer prices

From €320 EUR
$357 USD
As of October 30, 2026
Save €1,095 EUR (77%) 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 LG598393883 or 598393883. Listed at 21 retailers as of October 29, 2026, with a 343% 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598393883
Dimensions6.34 × 6.69 × 4.10 mm
L/W Ratio1.06
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
6.34 mm6.69 mm1.01 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598393883
Side View
Table 60.0%Crown 36.4°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
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: €689 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
Retailer 18
October 31, 2026
Retailer 10€277 EUR
Retailer 6€320 EUR
Retailer 8€358 EUR
Retailer 9€358 EUR
Retailer 14€362 EUR
Retailer 4€473 EUR
Retailer 12€474 EUR
Retailer 5€527 EUR
Retailer 17€564 EUR
Retailer 2€570 EUR
Retailer 3€603 EUR
Retailer 11€626 EUR
Retailer 18€856 EUR
Retailer 13€866 EUR
Retailer 7€1,169 EUR
Retailer 15€1,261 EUR
Retailer 16€1,414 EUR
Brilliant Earth€2,166 EUR

36 data points across 18 retailers

21 retailers€320 EUR to €1,414 EUR

Retailer 1
-
€277 EUR
$310 USD
Price last confirmed 29 days ago
A
Retailer 2
-
€320 EUR
$357 USD
View
Final sale: no returns
Retailer 3
-
€336 EUR
$375 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€358 EUR
$400 USD
View
Price last confirmed 28 days ago
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
-
€1,152 EUR
$1,287 USD
View
Price last confirmed 31 days ago
B
Retailer 17
-
€1,169 EUR
$1,306 USD
View
B
Retailer 18
-
€1,261 EUR
$1,409 USD
View
Retailer 19
-
€1,274 EUR
A$2,189 AUD
View
Price last confirmed 157 days ago
B
Retailer 20
-
€1,414 EUR
£1,244 GBP
View
Most Expensive
Brilliant Earth
11244693A · Oct 9
€2,166 EUR
$2,420 USD
View
Price last confirmed 22 days ago
20 more retailers have this diamond
Prices start from €320 EURSave up to €1,095 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
€320 EUR