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Marquise|Lab Grown|IGI

1.53ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG732516574

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG732516574

Diamond specifications and retailer prices

From £451 GBP
As of November 4, 2026
Save £3,556 GBP (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,007 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown marquise diamond

This 1.53ct lab-grown marquise 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 LG732516574 or 732516574. Listed at 18 retailers as of November 4, 2026, with prices from £451 to £4,007, a £3,556 spread on the same certified stone. Do Amore Diamonds lists it at £4,007. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732516574
Dimensions11.73 × 6.03 × 3.67 mm
L/W Ratio1.95
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
11.73 mm6.03 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732516574
Side View
Table 59.0%Crown 36.9°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £4,007 GBP|Low: £442 GBP|High: £4,222 GBP|Avg: £1,468 GBP|-5.1%
Do Amore Diamonds
Retailer 2
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Retailer 18
November 1, 2026
Retailer 15£451 GBP
Retailer 5£506 GBP
Retailer 10£541 GBP
Retailer 17£648 GBP
Retailer 7£652 GBP
Retailer 9£666 GBP
Retailer 16£859 GBP
Retailer 14£962 GBP
Retailer 8£986 GBP
Retailer 18£1,389 GBP
Retailer 12£1,439 GBP
Retailer 4£1,561 GBP
Retailer 3£1,625 GBP
Retailer 6£1,956 GBP
Retailer 13£2,022 GBP
Retailer 2£2,434 GBP
Retailer 11£2,584 GBP
Do Amore Diamonds£4,007 GBP

31 data points across 18 retailers

18 retailers£451 GBP to £4,007 GBP

A+
Cheapest Retailer
-
£451 GBP
A
Retailer 2
-
£506 GBP
View
A
Retailer 3
-
£541 GBP
View
Final sale: no returns
A
Retailer 4
-
£648 GBP
View
A
Retailer 5
-
£652 GBP
View
A
Retailer 6
-
£666 GBP
View
A
Retailer 7
-
£859 GBP
View
A
Retailer 8
-
£962 GBP
View
A
Retailer 9
-
£986 GBP
View
B+
Retailer 10
-
£1,389 GBP
View
B+
Retailer 11
-
£1,439 GBP
View
B+
Retailer 12
-
£1,561 GBP
View
B+
Retailer 13
-
£1,625 GBP
View
Retailer 14
-
£1,956 GBP
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£2,022 GBP
View
B+
Retailer 16
-
£2,434 GBP
View
B+
Retailer 17
-
£2,584 GBP
View
Most Expensive
B
Do Amore Diamonds
27-FE1B762C3 · Nov 4
£4,007 GBP
$5,410 USD
View
17 more retailers have this diamond
Prices start from £451 GBPSave up to £3,556 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 Marquise
£451 GBP