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Marquise|Lab Grown|IGI

2.68ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG825694692

Shape and cutting style on the report: Hexagonal modified brilliant

Certificate IGI LG825694692

Diamond specifications and retailer prices

From £2,794 GBP
$3,743 USD
As of October 31, 2026
Save £6,246 GBP (69%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £9,040 GBP at Mervis Diamond Importers · As of October 31, 2026
View at Mervis Diamond Importers

About this 2.68ct lab-grown marquise diamond

This 2.68ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825694692 or 825694692. Listed at 3 retailers as of October 31, 2026, with prices from £2,794 to £9,040, a £6,246 spread on the same certified stone. Mervis Diamond Importers lists it at £9,040. 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

2.68
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825694692
Dimensions13.70 × 6.89 × 4.66 mm
L/W Ratio1.99
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.70 mm6.89 mm2.68 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825694692
Side View
Table 63.0%Crown 35.9°Girdle: MediumPavilion 38.4°Culet: NoneDepth 67.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £9,040 GBP|Low: £2,794 GBP|High: £9,040 GBP|Avg: £4,530 GBP
Mervis Diamond Importers
Retailer 2
Retailer 3
September 25, 2026
Retailer 2£2,794 GBP
Retailer 3£3,144 GBP
Mervis Diamond Importers£9,040 GBP

2 data points across 3 retailers

3 retailers£2,794 GBP to £9,040 GBP

A
Cheapest Retailer
-
£2,794 GBP
$3,743 USD
A
Retailer 2
-
£3,144 GBP
$4,212 USD
View
Most Expensive
B
Mervis Diamond Importers
1985410355 · Oct 31
£9,040 GBP
$12,112 USD
View
2 more retailers have this diamond
Prices start from £2,794 GBPSave up to £6,246 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
2.68ct Marquise
£2,794 GBP