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Cushion|Lab Grown|IGI

4.88ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG837653067

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837653067

Diamond specifications and retailer prices

From £575 GBP
$772 USD
As of November 1, 2026
Save £1,206 GBP (68%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,724 GBP at Rare Carat · As of October 14, 2026
View at Rare Carat

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 LG837653067 or 837653067. Listed at 5 retailers as of November 1, 2026, with a 210% 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837653067
Dimensions12.00 × 8.80 × 5.84 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.00 mm8.80 mm4.88 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837653067
Side View
Table 63.0%Crown 35.2°Girdle: MED-THKPavilion 35.9°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £2,724 GBP|Low: £575 GBP|High: £3,919 GBP|Avg: £2,010 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3£575 GBP
Retailer 4£791 GBP
Retailer 5£1,164 GBP
Retailer 2£1,782 GBP
Rare Carat£2,724 GBP
Retailer 6£3,919 GBP

7 data points across 6 retailers

5 retailers£575 GBP to £1,782 GBP

A
Cheapest Retailer
-
£575 GBP
$772 USD
Final sale: no returns
B+
Retailer 2
-
£791 GBP
$1,061 USD
View
Retailer 3
-
£1,164 GBP
$1,562 USD
View
Price last confirmed 19 days ago
B+
Retailer 4
-
£1,782 GBP
$2,391 USD
View
Most Expensive
Rare Carat
837653067 · Oct 14
£2,724 GBP
$3,655 USD
View
Price last confirmed 19 days ago
4 more retailers have this diamond
Prices start from £575 GBPSave up to £1,206 GBP

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
£575 GBP