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Cushion|Lab Grown|IGI

1.60ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG778671668

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778671668

Diamond specifications and retailer prices

From £224 GBP
$298 USD
As of October 28, 2026
Save £833 GBP (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,057 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.6ct lab-grown cushion diamond

This 1.6ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778671668 or 778671668. Listed at 16 retailers as of October 28, 2026, with prices from £224 to £1,057, a £833 spread on the same certified stone. Reve Diamonds lists it at £1,057. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778671668
Dimensions9.05 × 5.97 × 3.62 mm
L/W Ratio1.52
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.05 mm5.97 mm1.60 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778671668
Side View
Table 58.0%Crown 33.2°Girdle: MED-THKPavilion 33.6°Culet: NoneDepth 60.6%

Caratlytics Score

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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 28
Current: £264 GBP|Low: £224 GBP|High: £1,062 GBP|Avg: £609 GBP|-1.0%
Retailer 1
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
Reve Diamonds
October 30, 2026
Retailer 15£224 GBP
Retailer 3£249 GBP
Retailer 1£264 GBP
Retailer 11£334 GBP
Retailer 13£334 GBP
Retailer 9£427 GBP
Retailer 8£477 GBP
Retailer 4£505 GBP
Retailer 2£520 GBP
Retailer 10£578 GBP
Retailer 6£799 GBP
Retailer 7£838 GBP
Retailer 14£957 GBP
Retailer 5£973 GBP
Retailer 12£999 GBP
Reve Diamonds£1,057 GBP

42 data points across 16 retailers

16 retailers£224 GBP to £1,057 GBP

A
Cheapest Retailer
-
£224 GBP
$298 USD
Final sale: no returns
A
Retailer 2
-
£249 GBP
$331 USD
View
A
Retailer 3
-
£264 GBP
View
B+
Retailer 4
-
£334 GBP
$445 USD
View
A
Retailer 5
-
£334 GBP
$445 USD
View
A
Retailer 6
-
£427 GBP
ZAR 9,194 ZAR
View
A
Retailer 7
-
£477 GBP
View
A
Retailer 8
-
£505 GBP
$672 USD
View
A
Retailer 9
-
£520 GBP
$692 USD
View
A
Retailer 10
-
£578 GBP
A$1,185 AUD
View
B+
Retailer 11
-
£799 GBP
SGD 1,438 SGD
View
B+
Retailer 12
-
£838 GBP
$1,116 USD
View
B
Retailer 13
-
£957 GBP
$1,274 USD
View
B
Retailer 14
-
£973 GBP
View
B+
Retailer 15
-
£999 GBP
View
Most Expensive
B
Reve Diamonds
42A6576DA · Oct 30
£1,057 GBP
$1,408 USD
View
15 more retailers have this diamond
Prices start from £224 GBPSave up to £833 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
1.60ct Cushion
£224 GBP