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Cushion|Lab Grown|IGI

4.99ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1

Diamond specifications and retailer prices

From £1,720 GBP
CA$3,206 CAD
As of November 2, 2026
Save £1,314 GBP (43%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £3,034 GBP at The Diamond Guys · As of November 3, 2026
View at The Diamond Guys

About this 4.99ct lab-grown cushion diamond

This 4.99ct 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. Listed at 3 retailers as of November 2, 2026, with prices from £1,720 to £3,034, a £1,314 spread on the same certified stone. The Diamond Guys lists it at £3,034. 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

4.99
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions12.15 × 8.80 × 5.91 mm
L/W Ratio1.38
Top View
12.15 mm8.80 mm4.99 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £777 GBP|Low: £607 GBP|High: £3,034 GBP|Avg: £1,734 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
The Diamond Guys
October 13, 2026
Retailer 3£607 GBP
Retailer 1£777 GBP
Retailer 4£1,167 GBP
Retailer 2£1,720 GBP
The Diamond Guys£3,034 GBP

6 data points across 5 retailers

3 retailers£1,720 GBP to £3,034 GBP

Retailer 1
-
£1,167 GBP
$1,566 USD
Price last confirmed 19 days ago
B+
Retailer 2
-
£1,720 GBP
CA$3,206 CAD
View
Most Expensive
B
The Diamond Guys
1979994010 · Nov 3
£3,034 GBP
$4,072 USD
View
2 more retailers have this diamond
Prices start from £1,720 GBPSave up to £1,314 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.

B+
4.99ct Cushion
£1,720 GBP