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Cushion|Lab Grown|IGI

1.52ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG790683938

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG790683938

Diamond specifications and retailer prices

From £877 GBP
$1,175 USD
As of October 29, 2026
Save £2,686 GBP (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,563 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 1.52ct lab-grown cushion diamond

This 1.52ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790683938 or 790683938. Listed at 15 retailers as of October 29, 2026, with prices from £877 to £3,563, a £2,686 spread on the same certified stone. Taylor and Hart lists it at £3,563. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790683938
Dimensions8.77 × 6.06 × 3.60 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizeLarge
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
8.77 mm6.06 mm1.52 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790683938
Side View
Table 56.0%Crown 32.6°Girdle: MED-STKPavilion 38°Culet: LargeDepth 59.4%

Caratlytics Score

How it works →
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 29
Current: £1,472 GBP|Low: £653 GBP|High: £3,313 GBP|Avg: £1,560 GBP|-1.4%
Retailer 1
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 6£653 GBP
Retailer 12£877 GBP
Retailer 4£954 GBP
Retailer 11£982 GBP
Retailer 7£984 GBP
Retailer 3£1,017 GBP
Retailer 13£1,017 GBP
Retailer 10£1,146 GBP
Retailer 9£1,455 GBP
Retailer 1£1,472 GBP
Retailer 2£1,907 GBP
Retailer 15£2,005 GBP
Retailer 5£2,809 GBP
Retailer 14£2,946 GBP
Retailer 8£3,286 GBP

43 data points across 15 retailers

15 retailers£877 GBP to £3,563 GBP

A
Cheapest Retailer
-
£877 GBP
$1,175 USD
A
Retailer 2
-
£954 GBP
$1,278 USD
View
Retailer 3
-
£982 GBP
$1,316 USD
View
Price last confirmed 19 days ago
Final sale: no returns
A
Retailer 4
-
£984 GBP
$1,318 USD
View
A
Retailer 5
-
£1,017 GBP
$1,363 USD
View
Retailer 6
-
£1,017 GBP
$1,363 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
£1,146 GBP
$1,535 USD
View
B+
Retailer 8
-
£1,455 GBP
$1,950 USD
View
B+
Retailer 9
-
£1,472 GBP
View
B+
Retailer 10
-
£1,907 GBP
$2,555 USD
View
B
Retailer 11
-
£2,005 GBP
$2,686 USD
View
B
Retailer 12
-
£2,809 GBP
View
B
Retailer 13
-
£2,946 GBP
$3,947 USD
View
B
Retailer 14
-
£3,286 GBP
View
Most Expensive
B
Taylor and Hart
IQIBN7K · Oct 30
£3,563 GBP
$4,774 USD
View
14 more retailers have this diamond
Prices start from £877 GBPSave up to £2,686 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
1.52ct Cushion
£877 GBP