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Cushion|Lab Grown|IGI

1.91ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG671468547

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG671468547

Diamond specifications and retailer prices

From £610 GBP
$812 USD
As of October 28, 2026
Save £3,911 GBP (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,521 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.91ct lab-grown cushion diamond

This 1.91ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG671468547 or 671468547. Listed at 18 retailers as of October 28, 2026, with prices from £610 to £4,521, a £3,911 spread on the same certified stone. Do Amore Diamonds lists it at £4,521. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671468547
Dimensions6.65 × 6.65 × 8.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.65 mm6.65 mm1.91 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671468547
Side View
Table 60.0%Crown 35.7°Girdle: MediumPavilion 41°Culet: NoneDepth 67.1%

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 28
Current: £4,521 GBP|Low: £591 GBP|High: £4,521 GBP|Avg: £1,576 GBP
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 30, 2026
Retailer 5£591 GBP
Retailer 7£610 GBP
Retailer 6£717 GBP
Retailer 8£722 GBP
Retailer 13£728 GBP
Retailer 4£835 GBP
Retailer 2£1,047 GBP
Retailer 9£1,199 GBP
Retailer 14£1,546 GBP
Retailer 10£1,622 GBP
Retailer 3£2,015 GBP
Retailer 15£2,026 GBP
Retailer 12£2,575 GBP
Retailer 11£3,740 GBP
Do Amore Diamonds£4,521 GBP

43 data points across 15 retailers

18 retailers£610 GBP to £4,521 GBP

Retailer 1
-
£591 GBP
$787 USD
Price last confirmed 17 days ago
A
Retailer 2
-
£610 GBP
$812 USD
View
Final sale: no returns
A
Retailer 3
-
£717 GBP
$955 USD
View
A
Retailer 4
-
£722 GBP
View
A
Retailer 5
-
£728 GBP
$970 USD
View
A
Retailer 6
-
£835 GBP
$1,112 USD
View
A
Retailer 7
-
£980 GBP
$1,305 USD
View
A
Retailer 8
-
£1,047 GBP
View
A
Retailer 9
-
£1,199 GBP
ZAR 25,791 ZAR
View
Retailer 10
-
£1,546 GBP
A$3,168 AUD
View
Price last confirmed 22 days ago
Retailer 11
-
£1,622 GBP
A$3,324 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£2,015 GBP
$2,683 USD
View
B+
Retailer 13
-
£2,026 GBP
View
B+
Retailer 14
-
£2,026 GBP
$2,698 USD
View
B+
Retailer 15
-
£2,333 GBP
$3,107 USD
View
B+
Retailer 16
-
£2,575 GBP
View
B
Retailer 17
-
£3,740 GBP
$4,980 USD
View
Most Expensive
B
Do Amore Diamonds
27-9BAF31140 · Oct 29
£4,521 GBP
$6,020 USD
View
17 more retailers have this diamond
Prices start from £610 GBPSave up to £3,911 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
1.91ct Cushion
£610 GBP