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Heart|Lab Grown|IGI

1.01ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG816610587

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816610587

Diamond specifications and retailer prices

From €270 EUR
$302 USD
As of October 30, 2026
Save €1,368 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,638 EUR at Brilliant Earth · As of October 30, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816610587 or 816610587. Listed at 19 retailers as of October 30, 2026, with prices from €270 to €1,638, a €1,368 spread on the same certified stone. Brilliant Earth lists it at €1,638. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816610587
Dimensions6.75 × 6.19 × 3.95 mm
L/W Ratio1.09
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
6.75 mm6.19 mm1.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816610587
Side View
Table 56.0%Crown 35.5°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 58.5%

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: €1,638 EUR|Low: €269 EUR|High: €1,915 EUR|Avg: €884 EUR|-14.5%
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
October 31, 2026
Retailer 4€270 EUR
Retailer 6€418 EUR
Retailer 9€422 EUR
Retailer 8€496 EUR
Retailer 10€516 EUR
Retailer 13€525 EUR
Retailer 7€526 EUR
Retailer 12€559 EUR
Retailer 3€666 EUR
Retailer 2€923 EUR
Retailer 14€1,011 EUR
Retailer 5€1,205 EUR
Retailer 11€1,270 EUR
Brilliant Earth€1,638 EUR

35 data points across 14 retailers

19 retailers€270 EUR to €1,638 EUR

A
Cheapest Retailer
-
€270 EUR
$302 USD
Final sale: no returns
Retailer 2
-
€337 EUR
$377 USD
View
Price last confirmed 22 days ago
Retailer 3
-
€378 EUR
$422 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€413 EUR
$461 USD
View
Price last confirmed 35 days ago
Retailer 5
-
€418 EUR
$467 USD
View
Price last confirmed 27 days ago
Retailer 6
-
€418 EUR
$467 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
€422 EUR
$472 USD
View
A
Retailer 8
-
€496 EUR
View
B+
Retailer 9
-
€516 EUR
ZAR 9,312 ZAR
View
B+
Retailer 10
-
€525 EUR
$586 USD
View
B+
Retailer 11
-
€526 EUR
£463 GBP
View
B+
Retailer 12
-
€559 EUR
$625 USD
View
B+
Retailer 13
-
€666 EUR
$744 USD
View
B+
Retailer 14
-
€923 EUR
$1,031 USD
View
B
Retailer 15
-
€1,011 EUR
$1,129 USD
View
B
Retailer 16
-
€1,205 EUR
£1,060 GBP
View
B
Retailer 17
-
€1,270 EUR
$1,419 USD
View
Retailer 18
-
€1,344 EUR
$1,502 USD
View
Price last confirmed 30 days ago
Most Expensive
B
Brilliant Earth
21018583A · Oct 30
€1,638 EUR
$1,830 USD
View
18 more retailers have this diamond
Prices start from €270 EURSave up to €1,368 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
€270 EUR