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Cushion|Lab Grown|IGI

1.97ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG727510781

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG727510781

Diamond specifications and retailer prices

From £387 GBP
$518 USD
As of October 31, 2026
Save £2,584 GBP (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,970 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.97ct lab-grown cushion diamond

This 1.97ct 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 LG727510781 or 727510781. Listed at 13 retailers as of October 31, 2026, with prices from £387 to £2,970, a £2,584 spread on the same certified stone. Brilliant Earth lists it at £2,970. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.97
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727510781
Dimensions8.26 × 6.74 × 4.75 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
8.26 mm6.74 mm1.97 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727510781
Side View
Table 62.0%Crown 35.3°Girdle: MED-VTKPavilion 39.4°Culet: NoneDepth 70.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £2,970 GBP|Low: £387 GBP|High: £4,381 GBP|Avg: £1,531 GBP|-32.2%
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
October 31, 2026
Retailer 5£387 GBP
Retailer 8£516 GBP
Retailer 13£563 GBP
Retailer 10£615 GBP
Retailer 2£672 GBP
Retailer 3£995 GBP
Retailer 6£1,002 GBP
Retailer 11£1,142 GBP
Retailer 7£1,590 GBP
Retailer 12£2,437 GBP
Retailer 4£2,625 GBP
Retailer 9£2,791 GBP
Brilliant Earth£2,970 GBP

28 data points across 13 retailers

13 retailers£387 GBP to £2,970 GBP

A
Cheapest Retailer
-
£387 GBP
$518 USD
Final sale: no returns
A
Retailer 2
-
£516 GBP
$691 USD
View
A
Retailer 3
-
£563 GBP
$755 USD
View
A
Retailer 4
-
£615 GBP
$824 USD
View
A
Retailer 5
-
£672 GBP
€857 EUR
View
A
Retailer 6
-
£995 GBP
$1,333 USD
View
A
Retailer 7
-
£1,002 GBP
A$2,065 AUD
View
A
Retailer 8
-
£1,142 GBP
$1,531 USD
View
B+
Retailer 9
-
£1,590 GBP
View
Retailer 10
-
£2,437 GBP
$3,265 USD
View
Price last confirmed 10 days ago
Retailer 11
-
£2,625 GBP
A$5,412 AUD
View
Price last confirmed 23 days ago
B
Retailer 12
-
£2,791 GBP
$3,740 USD
View
Most Expensive
B
Brilliant Earth
15510406Y · Oct 31
£2,970 GBP
$3,980 USD
View
12 more retailers have this diamond
Prices start from £387 GBPSave up to £2,584 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
1.97ct Cushion
£387 GBP