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Cushion|Lab Grown|IGI

4.88ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG813620307

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG813620307

Diamond specifications and retailer prices

From €636 EUR
$713 USD
As of November 1, 2026
Save €235 EUR (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €2,011 EUR at Brilliance · As of October 5, 2026
View at Brilliance

About this 4.88ct lab-grown cushion diamond

This 4.88ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813620307 or 813620307. Listed at 3 retailers as of October 28, 2026, with a 37% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.88
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813620307
Dimensions10.02 × 9.77 × 6.56 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.02 mm9.77 mm4.88 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813620307
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 67.1%

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: €2,011 EUR|Low: €636 EUR|High: €4,761 EUR|Avg: €1,952 EUR|-10.1%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 26, 2026
Retailer 3€636 EUR
Retailer 2€871 EUR
Retailer 4€1,075 EUR
Retailer 6€1,369 EUR
Retailer 7€1,386 EUR
Brilliance€2,011 EUR
Retailer 8€2,469 EUR
Retailer 5€4,761 EUR

8 data points across 8 retailers

3 retailers€636 EUR to €871 EUR

A
Cheapest Retailer
-
€636 EUR
$713 USD
Final sale: no returns
B+
Retailer 2
-
€871 EUR
$977 USD
View
Most Expensive
Brilliance
D45376113 · Oct 5
€2,011 EUR
$2,255 USD
View
Price last confirmed 28 days ago
2 more retailers have this diamond
Prices start from €636 EURSave up to €235 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
4.88ct Cushion
€636 EUR