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Marquise|Lab Grown|IGI

1.53ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG836639811

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836639811

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)
15 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 LG836639811 or 836639811. Listed at 15 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 angle34.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836639811
Dimensions11.60 × 6.10 × 3.76 mm
L/W Ratio1.90
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
11.60 mm6.10 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836639811
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 61.6%

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: £4,089 GBP|Avg: £1,516 GBP|-2.0%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 17
November 4, 2026
Retailer 15£451 GBP
Retailer 4£506 GBP
Retailer 2£652 GBP
Retailer 6£652 GBP
Retailer 7£666 GBP
Retailer 16£859 GBP
Retailer 14£959 GBP
Retailer 17£1,389 GBP
Retailer 12£1,439 GBP
Retailer 3£1,625 GBP
Retailer 9£1,724 GBP
Retailer 8£1,774 GBP
Retailer 5£1,956 GBP
Retailer 13£2,022 GBP
Retailer 10£2,434 GBP
Retailer 11£2,584 GBP
Do Amore Diamonds£4,007 GBP

38 data points across 17 retailers

15 retailers£451 GBP to £4,007 GBP

A+
Cheapest Retailer
-
£451 GBP
A
Retailer 2
-
£506 GBP
View
A
Retailer 3
-
£652 GBP
View
A
Retailer 4
-
£652 GBP
View
A
Retailer 5
-
£666 GBP
View
A
Retailer 6
-
£859 GBP
View
Retailer 7
-
£959 GBP
View
Price last confirmed 9 days ago
B+
Retailer 8
-
£1,389 GBP
View
B+
Retailer 9
-
£1,439 GBP
View
B+
Retailer 10
-
£1,625 GBP
View
Retailer 11
-
£1,956 GBP
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£2,022 GBP
View
B+
Retailer 13
-
£2,434 GBP
View
B+
Retailer 14
-
£2,584 GBP
View
Most Expensive
B
Do Amore Diamonds
27-CEF9CE8B7 · Nov 4
£4,007 GBP
$5,410 USD
View
14 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