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Marquise|Lab Grown|IGI

3.08ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG835641078

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835641078

Diamond specifications and retailer prices

From £508 GBP
As of November 4, 2026
Save £723 GBP (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,622 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835641078 or 835641078. Listed at 7 retailers as of November 4, 2026, with a 142% 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

3.08
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835641078
Dimensions14.88 × 7.75 × 4.64 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.88 mm7.75 mm3.08 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835641078
Side View
Table 60.0%Crown 33.7°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 59.9%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: £1,622 GBP|Low: £508 GBP|High: £1,648 GBP|Avg: £921 GBP|-1.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 5£508 GBP
Retailer 2£561 GBP
Retailer 7£607 GBP
Retailer 4£772 GBP
Retailer 6£1,047 GBP
Retailer 3£1,231 GBP
Rare Carat£1,622 GBP

41 data points across 7 retailers

7 retailers£508 GBP to £1,231 GBP

B+
Cheapest Retailer
-
£508 GBP
A
Retailer 2
-
£561 GBP
View
A
Retailer 3
-
£607 GBP
View
A
Retailer 4
-
£772 GBP
View
A
Retailer 5
-
£1,047 GBP
View
B+
Retailer 6
-
£1,231 GBP
View
Most Expensive
Rare Carat
SV-340-10D_l_835641078 · Oct 28
£1,622 GBP
$2,190 USD
View
Price last confirmed 7 days ago
6 more retailers have this diamond
Prices start from £508 GBPSave up to £723 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
£508 GBP