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Marquise|Lab Grown|IGI

2.50ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG847640571

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847640571

Diamond specifications and retailer prices

From £300 GBP
$403 USD
As of November 2, 2026
Save £1,364 GBP (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,665 GBP at With Clarity · As of November 3, 2026
View at With Clarity

About this 2.5ct lab-grown marquise diamond

This 2.5ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847640571 or 847640571. Listed at 12 retailers as of November 2, 2026, with prices from £300 to £1,665, a £1,364 spread on the same certified stone. With Clarity lists it at £1,665. 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

2.50
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847640571
Dimensions13.93 × 7.26 × 4.45 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
13.93 mm7.26 mm2.50 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847640571
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
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: Nov 2
Current: £1,045 GBP|Low: £300 GBP|High: £1,665 GBP|Avg: £1,065 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
November 2, 2026
Retailer 5£300 GBP
Retailer 6£336 GBP
Retailer 4£415 GBP
Retailer 8£481 GBP
Retailer 11£592 GBP
Retailer 2£639 GBP
Retailer 1£1,045 GBP
Retailer 9£1,198 GBP
Retailer 10£1,302 GBP
Retailer 3£1,420 GBP
Retailer 7£1,456 GBP
With Clarity£1,665 GBP

7 data points across 12 retailers

12 retailers£300 GBP to £1,665 GBP

A
Cheapest Retailer
-
£300 GBP
$403 USD
A
Retailer 2
-
£336 GBP
$451 USD
View
A
Retailer 3
-
£415 GBP
View
A
Retailer 4
-
£481 GBP
$645 USD
View
Retailer 5
-
£592 GBP
€757 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
£639 GBP
$857 USD
View
B+
Retailer 7
-
£1,045 GBP
$1,402 USD
View
B+
Retailer 8
-
£1,198 GBP
$1,607 USD
View
B+
Retailer 9
-
£1,302 GBP
$1,747 USD
View
B
Retailer 10
-
£1,420 GBP
$1,905 USD
View
B+
Retailer 11
-
£1,456 GBP
View
Most Expensive
B
With Clarity
847640571 · Nov 3
£1,665 GBP
$2,234 USD
View
11 more retailers have this diamond
Prices start from £300 GBPSave up to £1,364 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
2.50ct Marquise
£300 GBP