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Cushion|Lab Grown|IGI

1.21ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG803693508

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG803693508

Diamond specifications and retailer prices

From £159 GBP
As of November 4, 2026
Save £708 GBP (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £866 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG803693508 or 803693508. Listed at 17 retailers as of November 4, 2026, with prices from £159 to £866, a £708 spread on the same certified stone. Reve Diamonds lists it at £866. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803693508
Dimensions6.38 × 6.37 × 4.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.38 mm6.37 mm1.21 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803693508
Side View
Table 63.0%Crown 32.3°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £316 GBP|Low: £159 GBP|High: £1,007 GBP|Avg: £443 GBP|+8.4%
Retailer 1
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Retailer 4
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Retailer 16
Reve Diamonds
November 5, 2026
Retailer 11£159 GBP
Retailer 6£182 GBP
Retailer 10£216 GBP
Retailer 5£296 GBP
Retailer 16£304 GBP
Retailer 3£309 GBP
Retailer 1£316 GBP
Retailer 2£350 GBP
Retailer 8£377 GBP
Retailer 7£419 GBP
Retailer 13£430 GBP
Retailer 12£467 GBP
Retailer 15£533 GBP
Retailer 4£607 GBP
Retailer 14£815 GBP
Retailer 9£824 GBP
Reve Diamonds£866 GBP

22 data points across 17 retailers

17 retailers£159 GBP to £866 GBP

A
Cheapest Retailer
-
£159 GBP
Final sale: no returns
Retailer 2
-
£182 GBP
View
Price last confirmed 11 days ago
A
Retailer 3
-
£216 GBP
View
A
Retailer 4
-
£296 GBP
View
A
Retailer 5
-
£304 GBP
View
A
Retailer 6
-
£309 GBP
View
A
Retailer 7
-
£316 GBP
View
A
Retailer 8
-
£350 GBP
View
Retailer 9
-
£377 GBP
View
Price last confirmed 79 days ago
Retailer 10
-
£419 GBP
View
Price last confirmed 10 days ago
B+
Retailer 11
-
£430 GBP
View
B+
Retailer 12
-
£467 GBP
View
B+
Retailer 13
-
£533 GBP
View
B+
Retailer 14
-
£607 GBP
View
B
Retailer 15
-
£815 GBP
View
B
Retailer 16
-
£824 GBP
View
Most Expensive
B
Reve Diamonds
FAF961BBD · Nov 4
£866 GBP
$1,169 USD
View
16 more retailers have this diamond
Prices start from £159 GBPSave up to £708 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
1.21ct Cushion
£159 GBP