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Marquise|Lab Grown|IGI

3.09ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG774633627

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG774633627

Diamond specifications and retailer prices

From £1,144 GBP
A$2,358 AUD
As of October 31, 2026
Save £794 GBP (41%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,937 GBP at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG774633627 or 774633627. Listed at 3 retailers as of October 30, 2026, with prices from £1,144 to £1,937, a £794 spread on the same certified stone. The Diamond Guys lists it at £1,937. 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

3.09
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774633627
Dimensions7.56 × 7.56 × 4.68 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.56 mm7.56 mm3.09 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774633627
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.9%

Caratlytics Score

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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 31
Current: £1,144 GBP|Low: £556 GBP|High: £4,582 GBP|Avg: £1,719 GBP|-7.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 15
The Diamond Guys
October 19, 2026
Retailer 9£556 GBP
Retailer 14£714 GBP
Retailer 8£720 GBP
Retailer 12£729 GBP
Retailer 10£784 GBP
Retailer 2£803 GBP
Retailer 4£1,027 GBP
Retailer 1£1,144 GBP
Retailer 3£1,342 GBP
Retailer 15£1,628 GBP
Retailer 6£1,761 GBP
The Diamond Guys£1,937 GBP
Retailer 13£2,851 GBP
Retailer 7£2,948 GBP
Retailer 11£3,948 GBP
Retailer 5£4,582 GBP

5 data points across 16 retailers

3 retailers£1,144 GBP to £1,937 GBP

A
Cheapest Retailer
-
£1,144 GBP
A$2,358 AUD
B+
Retailer 2
-
£1,342 GBP
CA$2,498 CAD
View
Most Expensive
B
The Diamond Guys
1951076395 · Oct 30
£1,937 GBP
$2,596 USD
View
2 more retailers have this diamond
Prices start from £1,144 GBPSave up to £794 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
3.09ct Marquise
£1,144 GBP