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Marquise|Lab Grown|IGI

3.06ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG766607138

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG766607138

Diamond specifications and retailer prices

From £1,104 GBP
As of November 2, 2026
Save £1,208 GBP (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,312 GBP at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG766607138 or 766607138. Listed at 3 retailers as of November 2, 2026, with prices from £1,104 to £2,312, a £1,208 spread on the same certified stone. Brilliant Earth lists it at £2,312. 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

3.06
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766607138
Dimensions14.22 × 7.66 × 4.86 mm
L/W Ratio1.86
Girdle conditionFaceted
Culet sizePointed
Top View
14.22 mm7.66 mm3.06 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766607138
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £2,312 GBP|Low: £213 GBP|High: £3,557 GBP|Avg: £1,199 GBP|-23.5%
Brilliant Earth
Retailer 2
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August 3, 2026
Retailer 5£528 GBP
Retailer 4£537 GBP
Retailer 9£617 GBP
Retailer 15£676 GBP
Retailer 3£719 GBP
Retailer 10£787 GBP
Retailer 14£852 GBP
Retailer 11£1,104 GBP
Retailer 13£1,240 GBP
Retailer 6£1,364 GBP
Retailer 2£1,460 GBP
Retailer 7£1,747 GBP
Retailer 8£2,076 GBP
Retailer 12£2,267 GBP
Brilliant Earth£2,312 GBP

68 data points across 15 retailers

3 retailers£1,104 GBP to £2,312 GBP

B+
Cheapest Retailer
-
£1,104 GBP
B
Retailer 2
-
£1,460 GBP
View
Most Expensive
B
Brilliant Earth
19567580Y · Nov 3
£2,312 GBP
$3,100 USD
View
2 more retailers have this diamond
Prices start from £1,104 GBPSave up to £1,208 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+
3.06ct Marquise
£1,104 GBP