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Cushion|Lab Grown|IGI

1.63ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG811627692

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG811627692

Diamond specifications and retailer prices

From £191 GBP
$254 USD
As of October 27, 2026
Save £836 GBP (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,027 GBP at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.63ct lab-grown cushion diamond

This 1.63ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811627692 or 811627692. Listed at 19 retailers as of October 27, 2026, with prices from £191 to £1,027, a £836 spread on the same certified stone. Reve Diamonds lists it at £1,027. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811627692
Dimensions8.88 × 6.02 × 3.96 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.88 mm6.02 mm1.63 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811627692
Side View
Table 60.0%Crown 37.6°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 65.8%

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: Oct 27
Current: £450 GBP|Low: £191 GBP|High: £1,062 GBP|Avg: £541 GBP|-2.0%
Retailer 1
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Retailer 18
Reve Diamonds
October 29, 2026
Retailer 2£191 GBP
Retailer 4£213 GBP
Retailer 9£222 GBP
Retailer 5£237 GBP
Retailer 17£237 GBP
Retailer 12£278 GBP
Retailer 11£394 GBP
Retailer 18£396 GBP
Retailer 13£398 GBP
Retailer 3£444 GBP
Retailer 1£450 GBP
Retailer 14£552 GBP
Retailer 16£728 GBP
Retailer 7£761 GBP
Retailer 6£800 GBP
Retailer 8£932 GBP
Retailer 15£955 GBP
Retailer 10£973 GBP
Reve Diamonds£1,027 GBP

37 data points across 19 retailers

19 retailers£191 GBP to £1,027 GBP

A
Cheapest Retailer
-
£191 GBP
$254 USD
A
Retailer 2
-
£213 GBP
$284 USD
View
Final sale: no returns
A
Retailer 3
-
£222 GBP
$295 USD
View
A
Retailer 4
-
£237 GBP
$315 USD
View
A
Retailer 5
-
£237 GBP
$315 USD
View
A
Retailer 6
-
£278 GBP
View
A
Retailer 7
-
£394 GBP
€500 EUR
View
A
Retailer 8
-
£396 GBP
$528 USD
View
A
Retailer 9
-
£398 GBP
$530 USD
View
A
Retailer 10
-
£444 GBP
$591 USD
View
A
Retailer 11
-
£450 GBP
View
B+
Retailer 12
-
£552 GBP
A$1,131 AUD
View
B+
Retailer 13
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£728 GBP
$969 USD
View
B+
Retailer 14
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£761 GBP
$1,014 USD
View
B
Retailer 15
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£800 GBP
$1,066 USD
View
B
Retailer 16
-
£932 GBP
$1,241 USD
View
B
Retailer 17
-
£955 GBP
View
B
Retailer 18
-
£973 GBP
View
Price last confirmed 31 days ago
Most Expensive
B
Reve Diamonds
C8B4BBD68 · Oct 28
£1,027 GBP
$1,367 USD
View
18 more retailers have this diamond
Prices start from £191 GBPSave up to £836 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
1.63ct Cushion
£191 GBP