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Cushion|Lab Grown|IGI

1.92ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG719540117

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG719540117

Diamond specifications and retailer prices

From £346 GBP
$463 USD
As of October 30, 2026
Save £2,558 GBP (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,903 GBP at Brilliant Earth · As of October 30, 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 LG719540117 or 719540117. Listed at 21 retailers as of October 30, 2026, with prices from £346 to £2,903, a £2,558 spread on the same certified stone. Brilliant Earth lists it at £2,903. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG719540117
Dimensions8.32 × 6.76 × 4.48 mm
L/W Ratio1.23
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
8.32 mm6.76 mm1.92 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG719540117
Side View
Table 60.0%Crown 31.8°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 66.3%

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 30
Current: £2,903 GBP|Low: £346 GBP|High: £3,500 GBP|Avg: £1,328 GBP|-14.5%
Brilliant Earth
Retailer 2
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Retailer 20
October 31, 2026
Retailer 9£346 GBP
Retailer 5£383 GBP
Retailer 14£449 GBP
Retailer 20£516 GBP
Retailer 18£552 GBP
Retailer 4£575 GBP
Retailer 13£605 GBP
Retailer 2£700 GBP
Retailer 17£727 GBP
Retailer 3£935 GBP
Retailer 15£985 GBP
Retailer 8£1,228 GBP
Retailer 7£1,394 GBP
Retailer 11£1,422 GBP
Retailer 12£1,470 GBP
Retailer 10£1,493 GBP
Retailer 16£1,562 GBP
Retailer 19£2,377 GBP
Retailer 6£2,746 GBP
Brilliant Earth£2,903 GBP

38 data points across 20 retailers

21 retailers£346 GBP to £2,903 GBP

A
Cheapest Retailer
-
£346 GBP
$463 USD
Final sale: no returns
A
Retailer 2
-
£383 GBP
$513 USD
View
A
Retailer 3
-
£449 GBP
View
A
Retailer 4
-
£516 GBP
HK$5,400 HKD
View
A
Retailer 5
-
£552 GBP
$740 USD
View
A
Retailer 6
-
£575 GBP
$771 USD
View
A
Retailer 7
-
£605 GBP
$811 USD
View
A
Retailer 8
-
£700 GBP
View
A
Retailer 9
-
£727 GBP
ZAR 15,736 ZAR
View
A
Retailer 10
-
£935 GBP
$1,253 USD
View
A
Retailer 11
-
£985 GBP
A$2,030 AUD
View
A
Retailer 12
-
£1,228 GBP
View
B+
Retailer 13
-
£1,394 GBP
$1,867 USD
View
B+
Retailer 14
-
£1,422 GBP
$1,905 USD
View
B+
Retailer 15
-
£1,470 GBP
$1,970 USD
View
B+
Retailer 16
-
£1,493 GBP
SGD 2,703 SGD
View
B+
Retailer 17
-
£1,562 GBP
View
Retailer 18
-
£2,377 GBP
$3,185 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
£2,654 GBP
View
B
Retailer 20
-
£2,746 GBP
$3,680 USD
View
Most Expensive
B
Brilliant Earth
20152664Y · Oct 30
£2,903 GBP
$3,890 USD
View
20 more retailers have this diamond
Prices start from £346 GBPSave up to £2,558 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
£346 GBP