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Heart|Lab Grown|IGI

1.00ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804649409

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804649409

Diamond specifications and retailer prices

From €225 EUR
$251 USD
As of October 30, 2026
Save €1,771 EUR (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,996 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804649409 or 804649409. Listed at 12 retailers as of October 30, 2026, with prices from €225 to €1,996, a €1,771 spread on the same certified stone. Do Amore Diamonds lists it at €1,996. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804649409
Dimensions6.89 × 6.06 × 3.89 mm
L/W Ratio1.14
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
6.89 mm6.06 mm1.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804649409
Side View
Table 60.0%Crown 38.1°Girdle: MED-THKPavilion 36.4°Culet: NoneDepth 56.5%

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: €1,996 EUR|Low: €225 EUR|High: €2,327 EUR|Avg: €849 EUR|-7.5%
Do Amore Diamonds
Retailer 2
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Retailer 18
October 31, 2026
Retailer 14€225 EUR
Retailer 9€256 EUR
Retailer 3€273 EUR
Retailer 7€286 EUR
Retailer 16€318 EUR
Retailer 15€467 EUR
Retailer 2€483 EUR
Retailer 12€496 EUR
Retailer 10€546 EUR
Retailer 5€713 EUR
Retailer 6€737 EUR
Retailer 11€788 EUR
Retailer 18€989 EUR
Retailer 17€1,239 EUR
Retailer 4€1,263 EUR
Retailer 13€1,396 EUR
Retailer 8€1,464 EUR
Do Amore Diamonds€1,996 EUR

22 data points across 18 retailers

12 retailers€225 EUR to €1,996 EUR

A
Cheapest Retailer
-
€225 EUR
$251 USD
A
Retailer 2
-
€273 EUR
$305 USD
View
A
Retailer 3
-
€318 EUR
£279 GBP
View
A
Retailer 4
-
€467 EUR
$522 USD
View
B+
Retailer 5
-
€483 EUR
$540 USD
View
A
Retailer 6
-
€496 EUR
$554 USD
View
B+
Retailer 7
-
€788 EUR
$880 USD
View
B+
Retailer 8
-
€989 EUR
$1,105 USD
View
B
Retailer 9
-
€1,239 EUR
£1,090 GBP
View
B
Retailer 10
-
€1,263 EUR
$1,411 USD
View
B
Retailer 11
-
€1,396 EUR
$1,560 USD
View
Most Expensive
B
Do Amore Diamonds
27-B34FD309B · Oct 31
€1,996 EUR
$2,230 USD
View
11 more retailers have this diamond
Prices start from €225 EURSave up to €1,771 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
1.00ct Heart
€225 EUR