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Oval|Lab Grown|IGI

1.39ct F IF Oval Lab Grown Diamond

F/IF • IGI LG780656567

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780656567

Diamond specifications and retailer prices

From €365 EUR
$408 USD
As of November 1, 2026
Save €2,401 EUR (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,766 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.39ct lab-grown oval diamond

This 1.39ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI LG780656567 or 780656567. Listed at 21 retailers as of October 31, 2026, with prices from €365 to €2,766, a €2,401 spread on the same certified stone. Brilliant Earth lists it at €2,766. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.39
Carat
F
Color
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780656567
Dimensions9.06 × 6.31 × 3.97 mm
L/W Ratio1.44
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
9.06 mm6.31 mm1.39 ctF / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780656567
Side View
Table 59.0%Crown 34.6°Girdle: THN-MEDPavilion 41.5°Culet: NoneDepth 62.9%

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 1
Current: €2,766 EUR|Low: €353 EUR|High: €2,766 EUR|Avg: €1,013 EUR
Brilliant Earth
Retailer 2
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Retailer 21
November 2, 2026
Retailer 7€365 EUR
Retailer 18€409 EUR
Retailer 9€453 EUR
Retailer 14€455 EUR
Retailer 10€493 EUR
Retailer 11€586 EUR
Retailer 21€609 EUR
Retailer 20€665 EUR
Retailer 12€726 EUR
Retailer 13€745 EUR
Retailer 16€763 EUR
Retailer 2€782 EUR
Retailer 4€975 EUR
Retailer 19€1,091 EUR
Retailer 6€1,105 EUR
Retailer 3€1,229 EUR
Retailer 8€1,442 EUR
Retailer 17€1,457 EUR
Retailer 5€1,488 EUR
Retailer 15€1,771 EUR
Brilliant Earth€2,766 EUR

38 data points across 21 retailers

21 retailers€365 EUR to €2,766 EUR

A
Cheapest Retailer
-
€365 EUR
$408 USD
A
Retailer 2
-
€409 EUR
$457 USD
View
A
Retailer 3
-
€453 EUR
$506 USD
View
Retailer 4
-
€455 EUR
$508 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€493 EUR
HK$4,300 HKD
View
A
Retailer 6
-
€586 EUR
$655 USD
View
B+
Retailer 7
-
€609 EUR
$680 USD
View
B+
Retailer 8
-
€665 EUR
$743 USD
View
B+
Retailer 9
-
€726 EUR
A$1,248 AUD
View
B+
Retailer 10
-
€745 EUR
£656 GBP
View
B+
Retailer 11
-
€763 EUR
View
B+
Retailer 12
-
€782 EUR
ZAR 14,109 ZAR
View
B
Retailer 13
-
€975 EUR
$1,089 USD
View
B+
Retailer 14
-
€1,091 EUR
$1,219 USD
View
B+
Retailer 15
-
€1,105 EUR
A$1,899 AUD
View
B
Retailer 16
-
€1,229 EUR
A$2,112 AUD
View
B
Retailer 17
-
€1,442 EUR
SGD 2,177 SGD
View
B
Retailer 18
-
€1,457 EUR
$1,628 USD
View
B
Retailer 19
-
€1,488 EUR
$1,663 USD
View
B
Retailer 20
-
€1,771 EUR
£1,558 GBP
View
Most Expensive
B
Brilliant Earth
18530338A · Oct 31
€2,766 EUR
$3,090 USD
View
20 more retailers have this diamond
Prices start from €365 EURSave up to €2,401 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
1.39ct Oval
€365 EUR