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Marquise|Lab Grown|IGI

4.65ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG823617954

Certificate IGI LG823617954

Diamond specifications and retailer prices

From £3,656 GBP
$4,899 USD
As of October 31, 2026
Save £1,598 GBP (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £5,254 GBP at Kay Jewelers · As of November 1, 2026
View at Kay Jewelers

About this 4.65ct lab-grown marquise diamond

This 4.65ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG823617954 or 823617954. Listed at 4 retailers as of October 31, 2026, with prices from £3,656 to £5,254, a £1,598 spread on the same certified stone. Kay Jewelers lists it at £5,254. 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

4.65
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG823617954
Dimensions17.26 × 8.81 × 5.51 mm
L/W Ratio1.96
Top View
17.26 mm8.81 mm4.65 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823617954
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

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: £5,254 GBP|Low: £3,656 GBP|High: £5,254 GBP|Avg: £4,830 GBP
Kay Jewelers
Retailer 2
Retailer 3
Retailer 4
September 28, 2026
Retailer 4£3,656 GBP
Retailer 2£5,060 GBP
Kay Jewelers£5,254 GBP
Retailer 3£5,254 GBP

3 data points across 4 retailers

4 retailers£3,656 GBP to £5,254 GBP

B
Cheapest Retailer
-
£3,656 GBP
$4,899 USD
B
Retailer 2
-
£5,060 GBP
$6,780 USD
View
B
Retailer 3
-
£5,254 GBP
$7,040 USD
View
Most Expensive
B
Kay Jewelers
259873741 · Nov 1
£5,254 GBP
$7,040 USD
View
3 more retailers have this diamond
Prices start from £3,656 GBPSave up to £1,598 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
4.65ct Marquise
£3,656 GBP