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Cushion|Lab Grown|IGI

4.89ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG835620554

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG835620554

Diamond specifications and retailer prices

From €1,081 EUR
£955 GBP
As of October 25, 2026
3 retailers carry this diamond
Most expensive: €4,315 EUR at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 4.89ct lab-grown cushion diamond

This 4.89ct 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 LG835620554 or 835620554. Listed at 3 retailers as of October 24, 2026. 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

4.89
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835620554
Dimensions11.68 × 8.90 × 5.99 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.68 mm8.90 mm4.89 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835620554
Side View
Table 63.0%Crown 35.3°Girdle: MED-THKPavilion 36.9°Culet: NoneDepth 67.3%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 25
Current: €4,315 EUR|Low: €637 EUR|High: €4,449 EUR|Avg: €2,226 EUR|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 3€637 EUR
Retailer 5€829 EUR
Retailer 2€1,081 EUR
Retailer 6€2,316 EUR
Retailer 4€3,366 EUR
Brilliant Earth€4,315 EUR

30 data points across 6 retailers

3 retailers€1,081 EUR to €4,315 EUR

Retailer 1
-
€1,081 EUR
£955 GBP
Price last confirmed 8 days ago
Retailer 2
-
€3,366 EUR
$3,775 USD
View
Price last confirmed 18 days ago
Most Expensive
Brilliant Earth
21354666A · Oct 24
€4,315 EUR
$4,840 USD
View
Price last confirmed 8 days ago
2 more retailers have this diamond

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.

4.89ct Cushion
€1,081 EUR