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Marquise|Lab Grown|IGI

5.28ct E VS1 Marquise Lab Grown Diamond

GD • E/VS1 • IGI LG729535307

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG729535307

Diamond specifications and retailer prices

From £1,200 GBP
$1,608 USD
As of October 30, 2026
Save £5,845 GBP (83%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £7,045 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.28ct lab-grown marquise diamond

This 5.28ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG729535307 or 729535307. Listed at 5 retailers as of October 30, 2026, with prices from £1,200 to £7,045, a £5,845 spread on the same certified stone. Do Amore Diamonds lists it at £7,045. 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

5.28
Carat
E
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729535307
Dimensions18.25 × 9.10 × 5.53 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.25 mm9.10 mm5.28 ctE / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729535307
Side View
Table 62.0%Crown 35°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £7,045 GBP|Low: £1,071 GBP|High: £7,045 GBP|Avg: £3,067 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 28, 2026
Retailer 4£1,200 GBP
Retailer 3£1,500 GBP
Retailer 8£1,634 GBP
Retailer 6£1,823 GBP
Retailer 5£2,957 GBP
Retailer 2£4,146 GBP
Retailer 7£4,341 GBP
Do Amore Diamonds£7,045 GBP

3 data points across 8 retailers

5 retailers£1,200 GBP to £7,045 GBP

Retailer 1
-
£882 GBP
$1,182 USD
Price last confirmed 32 days ago
B+
Retailer 2
-
£1,200 GBP
$1,608 USD
View
B+
Retailer 3
-
£1,500 GBP
$2,010 USD
View
B
Retailer 4
-
£4,146 GBP
$5,555 USD
View
Most Expensive
C
Do Amore Diamonds
7-1717098 · Oct 31
£7,045 GBP
$9,440 USD
View
4 more retailers have this diamond
Prices start from £1,200 GBPSave up to £5,845 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.

B+
5.28ct Marquise
£1,200 GBP