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Heart|Lab Grown|IGI

1.34ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG635426535

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG635426535

Diamond specifications and retailer prices

From €285 EUR
$318 USD
As of October 30, 2026
Save €1,133 EUR (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,924 EUR at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 1.34ct lab-grown heart diamond

This 1.34ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG635426535 or 635426535. Listed at 18 retailers as of October 26, 2026, with a 398% 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

1.34
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635426535
Dimensions6.63 × 7.80 × 4.50 mm
L/W Ratio1.18
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
6.63 mm7.80 mm1.34 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635426535
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40°Culet: NoneDepth 57.7%

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: €1,924 EUR|Low: €274 EUR|High: €1,924 EUR|Avg: €730 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
October 31, 2026
Retailer 16€285 EUR
Retailer 7€319 EUR
Retailer 4€330 EUR
Retailer 5€354 EUR
Retailer 17€354 EUR
Retailer 15€474 EUR
Retailer 12€492 EUR
Retailer 6€578 EUR
Retailer 11€607 EUR
Retailer 2€630 EUR
Retailer 10€862 EUR
Retailer 8€864 EUR
Retailer 14€888 EUR
Retailer 3€1,136 EUR
Retailer 9€1,176 EUR
Retailer 13€1,418 EUR
Brilliant Earth€1,924 EUR

43 data points across 17 retailers

18 retailers€285 EUR to €1,418 EUR

A
Cheapest Retailer
-
€285 EUR
$318 USD
A
Retailer 2
-
€319 EUR
$356 USD
View
Final sale: no returns
A
Retailer 3
-
€330 EUR
$369 USD
View
A
Retailer 4
-
€354 EUR
$395 USD
View
A
Retailer 5
-
€354 EUR
$395 USD
View
A
Retailer 6
-
€474 EUR
$530 USD
View
A
Retailer 7
-
€492 EUR
$550 USD
View
A
Retailer 8
-
€578 EUR
$646 USD
View
A
Retailer 9
-
€607 EUR
ZAR 10,955 ZAR
View
A
Retailer 10
-
€630 EUR
£554 GBP
View
B+
Retailer 11
-
€862 EUR
A$1,481 AUD
View
B+
Retailer 12
-
€864 EUR
$965 USD
View
B+
Retailer 13
-
€888 EUR
$992 USD
View
B+
Retailer 14
-
€1,136 EUR
$1,269 USD
View
B+
Retailer 15
-
€1,176 EUR
$1,314 USD
View
B
Retailer 16
-
€1,406 EUR
$1,571 USD
View
B+
Retailer 17
-
€1,418 EUR
£1,247 GBP
View
Most Expensive
Brilliant Earth
21385536A · Oct 8
€1,924 EUR
$2,150 USD
View
Price last confirmed 23 days ago
17 more retailers have this diamond
Prices start from €285 EURSave up to €1,133 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
1.34ct Heart
€285 EUR