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Cushion|Lab Grown|IGI

6.20ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG813666846

Shape and cutting style on the report: Rectangular cushion mixed cut

Certificate IGI LG813666846

Diamond specifications and retailer prices

From £2,330 GBP
$3,122 USD
As of October 31, 2026
Save £7,782 GBP (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £15,501 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 6.2ct lab-grown cushion diamond

This 6.2ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813666846 or 813666846. Listed at 16 retailers as of October 30, 2026, with a 334% 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

6.20
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813666846
Dimensions13.74 × 8.47 × 5.70 mm
L/W Ratio1.62
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.74 mm8.47 mm6.20 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813666846
Side View
Table 62.0%Crown 39.1°Girdle: MED-STKPavilion 39.1°Culet: LargeDepth 67.3%

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: Oct 31
Current: £15,501 GBP|Low: £2,330 GBP|High: £16,292 GBP|Avg: £6,049 GBP|-4.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 14£2,330 GBP
Retailer 7£2,523 GBP
Retailer 6£2,613 GBP
Retailer 13£2,732 GBP
Retailer 4£2,744 GBP
Retailer 10£3,688 GBP
Retailer 2£3,812 GBP
Retailer 3£4,402 GBP
Retailer 11£5,382 GBP
Retailer 8£5,580 GBP
Retailer 15£6,599 GBP
Retailer 12£7,194 GBP
Retailer 9£7,350 GBP
Retailer 5£10,112 GBP
Do Amore Diamonds£15,501 GBP

41 data points across 15 retailers

16 retailers£2,330 GBP to £10,112 GBP

A
Cheapest Retailer
-
£2,330 GBP
$3,122 USD
A
Retailer 2
-
£2,523 GBP
$3,380 USD
View
Final sale: no returns
Retailer 3
-
£2,613 GBP
$3,501 USD
View
Price last confirmed 18 days ago
B+
Retailer 4
-
£2,732 GBP
$3,660 USD
View
B+
Retailer 5
-
£2,744 GBP
$3,676 USD
View
B+
Retailer 6
-
£3,688 GBP
$4,941 USD
View
B+
Retailer 7
-
£3,812 GBP
View
B+
Retailer 8
-
£4,402 GBP
View
Retailer 9
-
£5,382 GBP
A$11,095 AUD
View
Price last confirmed 9 days ago
B
Retailer 10
-
£5,580 GBP
ZAR 120,782 ZAR
View
B
Retailer 11
-
£6,599 GBP
$8,842 USD
View
B
Retailer 12
-
£7,194 GBP
$9,639 USD
View
B
Retailer 13
-
£7,350 GBP
View
B
Retailer 14
-
£10,112 GBP
$13,549 USD
View
Retailer 15
-
£12,717 GBP
$17,040 USD
View
Price under review
Most Expensive
Do Amore Diamonds
27-D0A36F5D2 · Oct 31
£15,501 GBP
$20,770 USD
View
Price under review
15 more retailers have this diamond
Prices start from £2,330 GBPSave up to £7,782 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
6.20ct Cushion
£2,330 GBP