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Heart|Lab Grown|IGI

1.03ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG758514295

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG758514295

Diamond specifications and retailer prices

From €263 EUR
$294 USD
As of October 30, 2026
Save €1,035 EUR (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,298 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.03ct lab-grown heart diamond

This 1.03ct 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 LG758514295 or 758514295. Listed at 20 retailers as of October 30, 2026, with prices from €263 to €1,298, a €1,035 spread on the same certified stone. Brilliant Earth lists it at €1,298. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758514295
Dimensions6.38 × 6.91 × 4.00 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
6.38 mm6.91 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758514295
Side View
Table 61.0%Crown 36.3°Girdle: STK-THKPavilion 38°Culet: NoneDepth 57.9%

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: €1,298 EUR|Low: €171 EUR|High: €1,522 EUR|Avg: €552 EUR|-14.7%
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
October 31, 2026
Retailer 7€238 EUR
Retailer 10€263 EUR
Retailer 12€324 EUR
Retailer 2€388 EUR
Retailer 14€395 EUR
Retailer 8€421 EUR
Retailer 3€492 EUR
Retailer 5€508 EUR
Retailer 15€510 EUR
Retailer 4€563 EUR
Retailer 9€742 EUR
Retailer 6€787 EUR
Retailer 11€928 EUR
Retailer 13€1,089 EUR
Brilliant Earth€1,298 EUR

37 data points across 15 retailers

20 retailers€263 EUR to €1,298 EUR

Retailer 1
-
€192 EUR
$215 USD
Price last confirmed 23 days ago
Retailer 2
-
€223 EUR
$249 USD
View
Price last confirmed 33 days ago
Retailer 3
-
€235 EUR
$263 USD
View
Price last confirmed 37 days ago
Retailer 4
-
€238 EUR
$266 USD
View
Price last confirmed 29 days ago
Retailer 5
-
€238 EUR
$266 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
€263 EUR
$294 USD
View
Final sale: no returns
A
Retailer 7
-
€324 EUR
$362 USD
View
A
Retailer 8
-
€388 EUR
View
A
Retailer 9
-
€395 EUR
ZAR 7,135 ZAR
View
A
Retailer 10
-
€421 EUR
£370 GBP
View
B+
Retailer 11
-
€492 EUR
$550 USD
View
B+
Retailer 12
-
€508 EUR
$568 USD
View
B+
Retailer 13
-
€510 EUR
$570 USD
View
B+
Retailer 14
-
€563 EUR
A$967 AUD
View
B+
Retailer 15
-
€742 EUR
$829 USD
View
Retailer 16
-
€765 EUR
$855 USD
View
Price last confirmed 31 days ago
B+
Retailer 17
-
€787 EUR
$880 USD
View
B+
Retailer 18
-
€928 EUR
£816 GBP
View
B
Retailer 19
-
€1,089 EUR
$1,217 USD
View
Most Expensive
B
Brilliant Earth
16948211A · Oct 31
€1,298 EUR
$1,450 USD
View
19 more retailers have this diamond
Prices start from €263 EURSave up to €1,035 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
1.03ct Heart
€263 EUR