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Marquise|Lab Grown|IGI

0.53ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG816658755

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816658755

Diamond specifications and retailer prices

From £178 GBP
$239 USD
As of October 30, 2026
Save £303 GBP (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £482 GBP at Taylor and Hart · As of October 29, 2026
View at Taylor and Hart

About this 0.53ct lab-grown marquise diamond

This 0.53ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816658755 or 816658755. Listed at 6 retailers as of October 29, 2026, with prices from £178 to £482, a £303 spread on the same certified stone. Taylor and Hart lists it at £482. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.53
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816658755
Dimensions8.35 × 4.18 × 2.60 mm
L/W Ratio2.00
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
8.35 mm4.18 mm0.53 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816658755
Side View
Table 63.0%Crown 36.8°Girdle: MED-THKPavilion 39.8°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: Oct 30
Current: £305 GBP|Low: £160 GBP|High: £1,051 GBP|Avg: £338 GBP|+7.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
October 30, 2026
Retailer 2£178 GBP
Retailer 3£187 GBP
Retailer 5£218 GBP
Retailer 4£237 GBP
Retailer 7£304 GBP
Retailer 1£305 GBP
Taylor and Hart£482 GBP
Retailer 6£1,045 GBP

17 data points across 8 retailers

6 retailers£178 GBP to £482 GBP

A
Cheapest Retailer
-
£178 GBP
$239 USD
A
Retailer 2
-
£187 GBP
$250 USD
View
B+
Retailer 3
-
£237 GBP
View
Retailer 4
-
£304 GBP
A$627 AUD
View
Price last confirmed 36 days ago
B+
Retailer 5
-
£305 GBP
$408 USD
View
Most Expensive
B
Taylor and Hart
TTPPUK1 · Oct 29
£482 GBP
$646 USD
View
5 more retailers have this diamond
Prices start from £178 GBPSave up to £303 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
0.53ct Marquise
£178 GBP