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Marquise|Lab Grown|IGI

4.68ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG844608516

Certificate IGI LG844608516

Diamond specifications and retailer prices

From £657 GBP
$875 USD
As of October 29, 2026
Save £3,732 GBP (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £7,967 GBP at Brilliant Earth · As of October 12, 2026
View at Brilliant Earth

About this 4.68ct lab-grown marquise diamond

This 4.68ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844608516 or 844608516. Listed at 5 retailers as of October 29, 2026, with a 568% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.68
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG844608516
Dimensions17.14 × 8.62 × 5.48 mm
L/W Ratio1.99
Top View
17.14 mm8.62 mm4.68 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844608516
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,037 GBP|Low: £657 GBP|High: £4,390 GBP|Avg: £1,896 GBP|-3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 27, 2026
Retailer 2£657 GBP
Retailer 4£899 GBP
Retailer 5£1,046 GBP
Retailer 1£2,037 GBP
Retailer 3£4,389 GBP

6 data points across 5 retailers

5 retailers£657 GBP to £4,389 GBP

A
Cheapest Retailer
-
£657 GBP
$875 USD
Final sale: no returns
B+
Retailer 2
-
£899 GBP
$1,197 USD
View
B+
Retailer 3
-
£2,037 GBP
$2,712 USD
View
B
Retailer 4
-
£4,389 GBP
$5,845 USD
View
Most Expensive
Brilliant Earth
21781375A · Oct 12
£7,967 GBP
$10,610 USD
View
Price last confirmed 17 days ago
4 more retailers have this diamond
Prices start from £657 GBPSave up to £3,732 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
4.68ct Marquise
£657 GBP