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Oval|Lab Grown|IGI

4.08ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG687560783

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG687560783

Diamond specifications and retailer prices

From €689 EUR
$770 USD
As of October 31, 2026
Save €2,578 EUR (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €3,267 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.08ct lab-grown oval diamond

This 4.08ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687560783 or 687560783. Listed at 15 retailers as of October 31, 2026, with prices from €689 to €3,267, a €2,578 spread on the same certified stone. Brilliant Earth lists it at €3,267. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.08
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687560783
Dimensions13.01 × 9.06 × 5.65 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.01 mm9.06 mm4.08 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687560783
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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 31
Current: €3,267 EUR|Low: €527 EUR|High: €3,366 EUR|Avg: €1,491 EUR|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 10€527 EUR
Retailer 12€564 EUR
Retailer 5€689 EUR
Retailer 11€876 EUR
Retailer 2€882 EUR
Retailer 3€922 EUR
Retailer 6€938 EUR
Retailer 8€1,456 EUR
Retailer 4€1,886 EUR
Retailer 7€2,359 EUR
Retailer 9€2,649 EUR
Brilliant Earth€3,267 EUR

33 data points across 12 retailers

15 retailers€689 EUR to €3,267 EUR

Retailer 1
-
€455 EUR
$508 USD
Price last confirmed 38 days ago
Retailer 2
-
€509 EUR
$569 USD
View
Price last confirmed 35 days ago
Retailer 3
-
€527 EUR
£464 GBP
View
Price last confirmed 14 days ago
Retailer 4
-
€557 EUR
$622 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
€689 EUR
$770 USD
View
B+
Retailer 6
-
€876 EUR
$979 USD
View
A
Retailer 7
-
€882 EUR
View
A
Retailer 8
-
€922 EUR
$1,030 USD
View
A
Retailer 9
-
€938 EUR
£825 GBP
View
B
Retailer 10
-
€1,456 EUR
$1,627 USD
View
Retailer 11
-
€1,484 EUR
$1,658 USD
View
Price last confirmed 34 days ago
B
Retailer 12
-
€1,886 EUR
$2,107 USD
View
B
Retailer 13
-
€2,359 EUR
£2,075 GBP
View
Retailer 14
-
€2,649 EUR
$2,960 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
13533341A · Oct 31
€3,267 EUR
$3,650 USD
View
14 more retailers have this diamond
Prices start from €689 EURSave up to €2,578 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
4.08ct Oval
€689 EUR