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Marquise|Lab Grown|IGI

3.08ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG842633580

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842633580

Diamond specifications and retailer prices

From £340 GBP
$456 USD
As of November 1, 2026
Save £2,168 GBP (86%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,508 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.08ct lab-grown marquise diamond

This 3.08ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842633580 or 842633580. Listed at 3 retailers as of October 28, 2026, with prices from £340 to £2,508, a £2,168 spread on the same certified stone. Rare Carat lists it at £2,508. 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

3.08
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842633580
Dimensions14.58 × 7.56 × 4.78 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.58 mm7.56 mm3.08 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842633580
Side View
Table 64.0%Crown 37.7°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £2,508 GBP|Low: £340 GBP|High: £2,508 GBP|Avg: £1,128 GBP
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3£340 GBP
Retailer 2£640 GBP
Rare Carat£2,508 GBP

23 data points across 3 retailers

3 retailers£340 GBP to £2,508 GBP

A
Cheapest Retailer
-
£340 GBP
$456 USD
Final sale: no returns
A
Retailer 2
-
£640 GBP
View
Most Expensive
B
Rare Carat
842633580 · Oct 28
£2,508 GBP
$3,365 USD
View
2 more retailers have this diamond
Prices start from £340 GBPSave up to £2,168 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
3.08ct Marquise
£340 GBP