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Marquise|Lab Grown|IGI

2.53ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG843696717

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843696717

Diamond specifications and retailer prices

From £303 GBP
$406 USD
As of October 30, 2026
Save £3,100 GBP (91%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,403 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.53ct lab-grown marquise diamond

This 2.53ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843696717 or 843696717. Listed at 21 retailers as of October 30, 2026, with prices from £303 to £3,403, a £3,100 spread on the same certified stone. Brilliant Earth lists it at £3,403. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.53
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843696717
Dimensions13.68 × 7.16 × 4.57 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.68 mm7.16 mm2.53 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843696717
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.8%

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: Oct 30
Current: £3,403 GBP|Low: £303 GBP|High: £3,403 GBP|Avg: £870 GBP
Brilliant Earth
Retailer 2
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Retailer 21
October 31, 2026
Retailer 21£303 GBP
Retailer 8£339 GBP
Retailer 10£340 GBP
Retailer 5£376 GBP
Retailer 9£376 GBP
Retailer 20£395 GBP
Retailer 7£485 GBP
Retailer 14£504 GBP
Retailer 17£579 GBP
Retailer 15£618 GBP
Retailer 4£643 GBP
Retailer 19£766 GBP
Retailer 16£831 GBP
Retailer 2£850 GBP
Retailer 3£1,208 GBP
Retailer 12£1,234 GBP
Retailer 13£1,281 GBP
Retailer 6£1,382 GBP
Retailer 11£1,407 GBP
Retailer 18£1,470 GBP
Brilliant Earth£3,403 GBP

19 data points across 21 retailers

21 retailers£303 GBP to £3,403 GBP

A
Cheapest Retailer
-
£303 GBP
$406 USD
A
Retailer 2
-
£339 GBP
$454 USD
View
Final sale: no returns
A
Retailer 3
-
£340 GBP
$455 USD
View
A
Retailer 4
-
£376 GBP
$504 USD
View
A
Retailer 5
-
£376 GBP
$504 USD
View
Retailer 6
-
£395 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
£485 GBP
$650 USD
View
B+
Retailer 8
-
£504 GBP
$675 USD
View
A
Retailer 9
-
£579 GBP
€739 EUR
View
A
Retailer 10
-
£618 GBP
View
A
Retailer 11
-
£643 GBP
$861 USD
View
A
Retailer 12
-
£766 GBP
$1,026 USD
View
A
Retailer 13
-
£831 GBP
A$1,714 AUD
View
A
Retailer 14
-
£850 GBP
$1,139 USD
View
B+
Retailer 15
-
£1,208 GBP
$1,619 USD
View
B+
Retailer 16
-
£1,234 GBP
$1,654 USD
View
B+
Retailer 17
-
£1,281 GBP
A$2,640 AUD
View
B+
Retailer 18
-
£1,382 GBP
$1,851 USD
View
B+
Retailer 19
-
£1,407 GBP
$1,885 USD
View
B+
Retailer 20
-
£1,470 GBP
View
Most Expensive
B
Brilliant Earth
22168855A · Oct 30
£3,403 GBP
$4,560 USD
View
20 more retailers have this diamond
Prices start from £303 GBPSave up to £3,100 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
2.53ct Marquise
£303 GBP