CaratHunter
Plans
Marquise|Lab Grown|IGI

3.10ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG841610076

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841610076

Diamond specifications and retailer prices

From £401 GBP
As of November 4, 2026
Save £1,594 GBP (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,062 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841610076 or 841610076. Listed at 10 retailers as of November 4, 2026, with a 397% 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

3.10
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841610076
Dimensions15.48 × 7.47 × 4.77 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.48 mm7.47 mm3.10 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841610076
Side View
Table 59.0%Crown 36.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.9%

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 4
Current: £2,062 GBP|Low: £401 GBP|High: £2,084 GBP|Avg: £1,178 GBP|-1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8£401 GBP
Retailer 6£530 GBP
Retailer 5£550 GBP
Retailer 10£669 GBP
Retailer 3£733 GBP
Retailer 9£1,059 GBP
Retailer 7£1,193 GBP
Retailer 2£1,546 GBP
Retailer 4£1,848 GBP
Retailer 11£1,996 GBP
Rare Carat£2,062 GBP

19 data points across 11 retailers

10 retailers£401 GBP to £1,996 GBP

A
Cheapest Retailer
-
£401 GBP
A
Retailer 2
-
£530 GBP
View
A
Retailer 3
-
£550 GBP
View
Retailer 4
-
£669 GBP
View
Price last confirmed 11 days ago
B+
Retailer 5
-
£1,059 GBP
View
B+
Retailer 6
-
£1,193 GBP
View
B+
Retailer 7
-
£1,546 GBP
View
B
Retailer 8
-
£1,848 GBP
View
B
Retailer 9
-
£1,996 GBP
View
Most Expensive
Rare Carat
LGMQ30-170490 · Oct 28
£2,062 GBP
$2,775 USD
View
Price last confirmed 8 days ago
9 more retailers have this diamond
Prices start from £401 GBPSave up to £1,594 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
3.10ct Marquise
£401 GBP