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 $713 USD
As of November 1, 2026
Save $264 USD (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,255 USD 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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Price History

Last verified: Nov 1
Current: $2,255 USD|Low: $713 USD|High: $5,340 USD|Avg: $2,190 USD|-10.1%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 26, 2026
Retailer 3$713 USD
Retailer 2$977 USD
Retailer 4$1,205 USD
Retailer 6$1,535 USD
Retailer 7$1,555 USD
Brilliance$2,255 USD
Retailer 8$2,769 USD
Retailer 5$5,340 USD

8 data points across 8 retailers

3 retailers$713 USD to $977 USD

A
Cheapest Retailer
-
$713 USD
Final sale: no returns
B+
Retailer 2
-
$977 USD
View
Most Expensive
Brilliance
D45376113 · Oct 5
$2,255 USD
View
Price last confirmed 27 days ago
2 more retailers have this diamond
Prices start from $713 USDSave up to $264 USD

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
$713 USD