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Marquise|Lab Grown|IGI

2.53ct F SI1 Marquise Lab Grown Diamond

VG • F/SI1 • IGI LG847634393

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847634393

Diamond specifications and retailer prices

From £397 GBP
$533 USD
As of November 1, 2026
Save £557 GBP (58%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £954 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 2.53ct lab-grown marquise diamond

This 2.53ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG847634393 or 847634393. Listed at 4 retailers as of October 26, 2026, with prices from £397 to £954, a £557 spread on the same certified stone. MOH London lists it at £954. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.53
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847634393
Dimensions14.12 × 7.12 × 4.43 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.12 mm7.12 mm2.53 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847634393
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.2%

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: Nov 1
Current: £954 GBP|Low: £397 GBP|High: £958 GBP|Avg: £583 GBP|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4£397 GBP
Retailer 2£450 GBP
Retailer 3£577 GBP
MOH London£954 GBP

18 data points across 4 retailers

4 retailers£397 GBP to £954 GBP

B+
Cheapest Retailer
-
£397 GBP
$533 USD
A
Retailer 2
-
£450 GBP
View
B+
Retailer 3
-
£577 GBP
$774 USD
View
Most Expensive
B
MOH London
LG847634393 · Oct 26
£954 GBP
View
3 more retailers have this diamond
Prices start from £397 GBPSave up to £557 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
£397 GBP