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Cushion|Lab Grown|IGI

1.53ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818683410

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818683410

Diamond specifications and retailer prices

From £559 GBP
$750 USD
As of November 3, 2026
Save £2,794 GBP (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,353 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown cushion diamond

This 1.53ct 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 LG818683410 or 818683410. Listed at 12 retailers as of November 2, 2026, with prices from £559 to £3,353, a £2,794 spread on the same certified stone. Do Amore Diamonds lists it at £3,353. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818683410
Dimensions7.49 × 6.16 × 4.24 mm
L/W Ratio1.22
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
7.49 mm6.16 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818683410
Side View
Table 59.0%Crown 34.4°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 68.8%

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: Nov 3
Current: £3,353 GBP|Low: £559 GBP|High: £4,426 GBP|Avg: £1,727 GBP|-24.2%
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
November 3, 2026
Retailer 14£559 GBP
Retailer 11£566 GBP
Retailer 3£654 GBP
Retailer 10£727 GBP
Retailer 7£828 GBP
Retailer 4£839 GBP
Retailer 12£1,334 GBP
Retailer 13£2,001 GBP
Retailer 2£2,029 GBP
Retailer 6£2,244 GBP
Retailer 9£2,253 GBP
Retailer 5£2,288 GBP
Retailer 8£2,586 GBP
Do Amore Diamonds£3,353 GBP

33 data points across 14 retailers

12 retailers£559 GBP to £3,353 GBP

A
Cheapest Retailer
-
£559 GBP
$750 USD
A
Retailer 2
-
£566 GBP
$760 USD
View
A
Retailer 3
-
£654 GBP
$878 USD
View
A
Retailer 4
-
£727 GBP
$975 USD
View
A
Retailer 5
-
£828 GBP
€1,058 EUR
View
Retailer 6
-
£839 GBP
$1,126 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
£1,334 GBP
$1,790 USD
View
Retailer 8
-
£2,001 GBP
$2,685 USD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
£2,029 GBP
$2,723 USD
View
B+
Retailer 10
-
£2,253 GBP
View
B
Retailer 11
-
£2,586 GBP
$3,470 USD
View
Most Expensive
B
Do Amore Diamonds
27-F32C3BED0 · Nov 2
£3,353 GBP
$4,500 USD
View
11 more retailers have this diamond
Prices start from £559 GBPSave up to £2,794 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
1.53ct Cushion
£559 GBP