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Cushion|Lab Grown|IGI

10.19ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG849630901

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG849630901

Diamond specifications and retailer prices

From £1,617 GBP
As of November 1, 2026
Save £3,876 GBP (71%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £5,493 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.19ct lab-grown cushion diamond

This 10.19ct lab-grown cushion sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849630901 or 849630901. Listed at 2 retailers as of October 31, 2026, with prices from £1,617 to £5,493, a £3,876 spread on the same certified stone. Brilliant Earth lists it at £5,493. 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

10.19
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849630901
Dimensions15.36 × 11.17 × 7.53 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.36 mm11.17 mm10.19 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849630901
Side View
Table 63.0%Crown 36.6°Girdle: MED-THKPavilion 35.8°Culet: NoneDepth 67.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £1,617 GBP|Low: £1,610 GBP|High: £1,617 GBP|Avg: £1,616 GBP|+0.5%
November 1, 2026
Retailer 1£1,617 GBP

5 data points across 1 retailer

2 retailers£1,617 GBP to £5,493 GBP

A
Cheapest Retailer
-
£1,617 GBP
Most Expensive
B
Brilliant Earth
22330054A · Oct 31
£5,493 GBP
$7,360 USD
View
1 more retailer has this diamond
Prices start from £1,617 GBPSave up to £3,876 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
10.19ct Cushion
£1,617 GBP