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Oval|Lab Grown|IGI

1.28ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG760576740

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG760576740

Diamond specifications and retailer prices

From €254 EUR
$284 USD
As of October 30, 2026
Save €1,536 EUR (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €1,790 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval 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 LG760576740 or 760576740. Listed at 25 retailers as of October 29, 2026, with prices from €254 to €1,790, a €1,536 spread on the same certified stone. Brilliant Earth lists it at €1,790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760576740
Dimensions6.21 × 6.21 × 3.76 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.21 mm6.21 mm1.28 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760576740
Side View
Table 61.0%Crown 33.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.5%

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: €1,790 EUR|Low: €207 EUR|High: €1,835 EUR|Avg: €730 EUR|-2.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
Retailer 23
October 30, 2026
Retailer 14€229 EUR
Retailer 6€254 EUR
Retailer 10€266 EUR
Retailer 18€282 EUR
Retailer 9€284 EUR
Retailer 8€380 EUR
Retailer 12€425 EUR
Retailer 3€485 EUR
Retailer 15€487 EUR
Retailer 19€509 EUR
Retailer 13€536 EUR
Retailer 20€592 EUR
Retailer 23€687 EUR
Retailer 4€778 EUR
Retailer 11€873 EUR
Retailer 21€907 EUR
Retailer 5€953 EUR
Retailer 7€989 EUR
Retailer 2€1,133 EUR
Retailer 17€1,137 EUR
Retailer 22€1,223 EUR
Retailer 16€1,334 EUR
Brilliant Earth€1,790 EUR

29 data points across 23 retailers

25 retailers€254 EUR to €1,790 EUR

Retailer 1
-
€229 EUR
$256 USD
Price last confirmed 9 days ago
A
Retailer 2
-
€254 EUR
$284 USD
View
Final sale: no returns
Retailer 3
-
€266 EUR
$297 USD
View
Price last confirmed 10 days ago
A
Retailer 4
-
€282 EUR
$315 USD
View
Retailer 5
-
€284 EUR
$317 USD
View
Price last confirmed 11 days ago
A
Retailer 6
-
€284 EUR
$317 USD
View
A
Retailer 7
-
€380 EUR
$425 USD
View
A
Retailer 8
-
€425 EUR
$475 USD
View
A
Retailer 9
-
€485 EUR
ZAR 8,746 ZAR
View
A
Retailer 10
-
€509 EUR
$569 USD
View
A
Retailer 11
-
€536 EUR
£472 GBP
View
B+
Retailer 12
-
€592 EUR
A$1,018 AUD
View
B+
Retailer 13
-
€687 EUR
A$1,180 AUD
View
B+
Retailer 14
-
€778 EUR
$869 USD
View
B+
Retailer 15
-
€873 EUR
$975 USD
View
B+
Retailer 16
-
€907 EUR
$1,013 USD
View
Retailer 17
-
€914 EUR
$1,021 USD
View
Price last confirmed 12 days ago
B+
Retailer 18
-
€953 EUR
$1,064 USD
View
B
Retailer 19
-
€989 EUR
$1,105 USD
View
B+
Retailer 20
-
€1,133 EUR
A$1,947 AUD
View
B+
Retailer 21
-
€1,137 EUR
£1,000 GBP
View
Retailer 22
-
€1,214 EUR
£1,068 GBP
View
Price last confirmed 23 days ago
B
Retailer 23
-
€1,223 EUR
$1,366 USD
View
Retailer 24
-
€1,334 EUR
$1,490 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
16979054A · Oct 29
€1,790 EUR
$2,000 USD
View
24 more retailers have this diamond
Prices start from €254 EURSave up to €1,536 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
1.28ct Oval
€254 EUR