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Cushion|Lab Grown|IGI

1.92ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG811641193

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

Certificate IGI LG811641193

Diamond specifications and retailer prices

From £378 GBP
$507 USD
As of October 30, 2026
Save £2,540 GBP (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,918 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.92ct lab-grown cushion diamond

This 1.92ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811641193 or 811641193. Listed at 15 retailers as of October 30, 2026, with prices from £378 to £2,918, a £2,540 spread on the same certified stone. Brilliant Earth lists it at £2,918. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.92
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811641193
Dimensions7.33 × 7.18 × 4.81 mm
L/W Ratio1.02
Girdle conditionFaceted
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
7.33 mm7.18 mm1.92 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811641193
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 67.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £2,918 GBP|Low: £284 GBP|High: £3,418 GBP|Avg: £1,169 GBP|-14.6%
Brilliant Earth
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 4£378 GBP
Retailer 11£445 GBP
Retailer 10£634 GBP
Retailer 2£639 GBP
Retailer 6£656 GBP
Retailer 9£694 GBP
Retailer 14£720 GBP
Retailer 12£977 GBP
Retailer 3£1,202 GBP
Retailer 5£1,371 GBP
Retailer 8£1,470 GBP
Retailer 15£1,493 GBP
Retailer 13£1,549 GBP
Retailer 7£2,388 GBP
Brilliant Earth£2,918 GBP

31 data points across 15 retailers

15 retailers£378 GBP to £2,918 GBP

A
Cheapest Retailer
-
£378 GBP
$507 USD
Final sale: no returns
A
Retailer 2
-
£445 GBP
View
A
Retailer 3
-
£634 GBP
$850 USD
View
A
Retailer 4
-
£639 GBP
€816 EUR
View
A
Retailer 5
-
£656 GBP
$879 USD
View
A
Retailer 6
-
£694 GBP
View
A
Retailer 7
-
£720 GBP
ZAR 15,595 ZAR
View
A
Retailer 8
-
£977 GBP
A$2,013 AUD
View
A
Retailer 9
-
£1,202 GBP
$1,611 USD
View
B+
Retailer 10
-
£1,371 GBP
$1,837 USD
View
B+
Retailer 11
-
£1,470 GBP
$1,970 USD
View
B+
Retailer 12
-
£1,493 GBP
$2,001 USD
View
B+
Retailer 13
-
£1,549 GBP
View
Retailer 14
-
£2,388 GBP
$3,200 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21016037A · Oct 31
£2,918 GBP
$3,910 USD
View
14 more retailers have this diamond
Prices start from £378 GBPSave up to £2,540 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
1.92ct Cushion
£378 GBP