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Cushion|Lab Grown|IGI

3.08ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG653444806

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG653444806

Diamond specifications and retailer prices

From €412 EUR
As of November 6, 2026
Save €1,352 EUR (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,764 EUR at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.08ct lab-grown cushion diamond

This 3.08ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG653444806 or 653444806. Listed at 10 retailers as of November 1, 2026, with prices from €412 to €1,764, a €1,352 spread on the same certified stone. Rare Carat lists it at €1,764. 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

3.08
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653444806
Dimensions8.63 × 8.48 × 5.61 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.63 mm8.48 mm3.08 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653444806
Side View
Table 65.0%Crown 36°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 66.2%

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 6
Current: €1,764 EUR|Low: €412 EUR|High: €4,487 EUR|Avg: €1,357 EUR
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10€412 EUR
Retailer 5€454 EUR
Retailer 8€511 EUR
Retailer 12€603 EUR
Retailer 2€605 EUR
Retailer 9€659 EUR
Retailer 6€663 EUR
Retailer 11€923 EUR
Retailer 7€1,493 EUR
Rare Carat€1,764 EUR
Retailer 3€3,481 EUR
Retailer 4€4,487 EUR

10 data points across 12 retailers

10 retailers€412 EUR to €1,764 EUR

A
Cheapest Retailer
-
€412 EUR
A
Retailer 2
-
€454 EUR
View
A
Retailer 3
-
€511 EUR
View
B+
Retailer 4
-
€603 EUR
View
A
Retailer 5
-
€605 EUR
View
A
Retailer 6
-
€659 EUR
View
A
Retailer 7
-
€663 EUR
View
A
Retailer 8
-
€923 EUR
View
B+
Retailer 9
-
€1,493 EUR
View
Most Expensive
B
Rare Carat
KI8064448KF653 · Nov 1
€1,764 EUR
$1,970 USD
View
9 more retailers have this diamond
Prices start from €412 EURSave up to €1,352 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
3.08ct Cushion
€412 EUR