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Marquise|Lab Grown|IGI

5.13ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG819639361

Certificate IGI LG819639361

Diamond specifications and retailer prices

From £4,197 GBP
$5,623 USD
As of October 31, 2026
Save £1,834 GBP (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £6,030 GBP at Kay Jewelers · As of October 30, 2026
View at Kay Jewelers

About this 5.13ct lab-grown marquise diamond

This 5.13ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG819639361 or 819639361. Listed at 4 retailers as of October 30, 2026, with prices from £4,197 to £6,030, a £1,834 spread on the same certified stone. Kay Jewelers lists it at £6,030. 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

5.13
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG819639361
Dimensions17.84 × 9.17 × 5.65 mm
L/W Ratio1.95
Top View
17.84 mm9.17 mm5.13 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819639361
Side View
Table 63.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £6,030 GBP|Low: £4,197 GBP|High: £6,112 GBP|Avg: £5,539 GBP
Kay Jewelers
Retailer 2
Retailer 3
Retailer 4
September 28, 2026
Retailer 4£4,197 GBP
Retailer 2£5,687 GBP
Kay Jewelers£6,030 GBP
Retailer 3£6,030 GBP

2 data points across 4 retailers

4 retailers£4,197 GBP to £6,030 GBP

B
Cheapest Retailer
-
£4,197 GBP
$5,623 USD
B
Retailer 2
-
£5,687 GBP
$7,620 USD
View
B
Retailer 3
-
£6,030 GBP
$8,080 USD
View
Most Expensive
B
Kay Jewelers
259627730 · Oct 30
£6,030 GBP
$8,080 USD
View
3 more retailers have this diamond
Prices start from £4,197 GBPSave up to £1,834 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
5.13ct Marquise
£4,197 GBP