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Heart|Lab Grown|IGI

1.30ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG733570255

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG733570255

Diamond specifications and retailer prices

From €230 EUR
$257 USD
As of November 2, 2026
Save €1,927 EUR (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,157 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.3ct lab-grown heart diamond

This 1.3ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG733570255 or 733570255. Listed at 14 retailers as of October 31, 2026, with prices from €230 to €2,157, a €1,927 spread on the same certified stone. Brilliant Earth lists it at €2,157. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733570255
Dimensions7.56 × 6.70 × 4.45 mm
L/W Ratio1.13
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
7.56 mm6.70 mm1.30 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733570255
Side View
Table 60.0%Crown 33.3°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 58.9%

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: Nov 2
Current: €2,157 EUR|Low: €230 EUR|High: €3,222 EUR|Avg: €829 EUR|-33.1%
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
November 2, 2026
Retailer 14€230 EUR
Retailer 17€257 EUR
Retailer 4€267 EUR
Retailer 2€324 EUR
Retailer 6€351 EUR
Retailer 5€383 EUR
Retailer 12€385 EUR
Retailer 16€513 EUR
Retailer 7€514 EUR
Retailer 8€563 EUR
Retailer 9€599 EUR
Retailer 11€764 EUR
Retailer 13€803 EUR
Retailer 15€1,011 EUR
Retailer 10€1,260 EUR
Retailer 3€2,041 EUR
Brilliant Earth€2,157 EUR

32 data points across 17 retailers

14 retailers€230 EUR to €2,157 EUR

A
Cheapest Retailer
-
€230 EUR
$257 USD
A
Retailer 2
-
€257 EUR
$287 USD
View
Final sale: no returns
A
Retailer 3
-
€267 EUR
$298 USD
View
A
Retailer 4
-
€324 EUR
£285 GBP
View
A
Retailer 5
-
€351 EUR
$393 USD
View
A
Retailer 6
-
€383 EUR
$428 USD
View
A
Retailer 7
-
€385 EUR
$430 USD
View
A
Retailer 8
-
€513 EUR
$573 USD
View
B+
Retailer 9
-
€764 EUR
A$1,314 AUD
View
B+
Retailer 10
-
€803 EUR
$897 USD
View
B+
Retailer 11
-
€1,011 EUR
$1,129 USD
View
B+
Retailer 12
-
€1,260 EUR
£1,108 GBP
View
B
Retailer 13
-
€2,041 EUR
$2,280 USD
View
Most Expensive
B
Brilliant Earth
21405073Y · Oct 31
€2,157 EUR
$2,410 USD
View
13 more retailers have this diamond
Prices start from €230 EURSave up to €1,927 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
1.30ct Heart
€230 EUR