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Marquise|Lab Grown|IGI

5.09ct F VVS2 Marquise Lab Grown Diamond

EX • F/VVS2 • IGI LG850607419

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850607419

Diamond specifications and retailer prices

From £624 GBP
$837 USD
As of November 2, 2026
Save £5,096 GBP (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £7,884 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850607419 or 850607419. Listed at 21 retailers as of November 1, 2026, with a 817% 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

5.09
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850607419
Dimensions17.54 × 9.01 × 5.54 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.54 mm9.01 mm5.09 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850607419
Side View
Table 62.0%Crown 36.5°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 61.5%

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: £1,100 GBP|Low: £624 GBP|High: £5,719 GBP|Avg: £1,805 GBP|-0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
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Retailer 19
Retailer 20
November 3, 2026
Retailer 19£624 GBP
Retailer 15£678 GBP
Retailer 2£724 GBP
Retailer 14£770 GBP
Retailer 3£853 GBP
Retailer 6£858 GBP
Retailer 10£1,036 GBP
Retailer 4£1,059 GBP
Retailer 1£1,100 GBP
Retailer 17£1,466 GBP
Retailer 12£1,471 GBP
Retailer 20£1,594 GBP
Retailer 18£1,663 GBP
Retailer 8£2,034 GBP
Retailer 5£2,263 GBP
Retailer 13£2,479 GBP
Retailer 9£2,506 GBP
Retailer 7£2,595 GBP
Retailer 16£2,711 GBP
Retailer 11£5,719 GBP

7 data points across 20 retailers

21 retailers£624 GBP to £5,719 GBP

A
Cheapest Retailer
-
£624 GBP
$837 USD
A
Retailer 2
-
£678 GBP
$910 USD
View
A
Retailer 3
-
£724 GBP
$971 USD
View
A
Retailer 4
-
£770 GBP
View
A
Retailer 5
-
£853 GBP
$1,145 USD
View
A
Retailer 6
-
£858 GBP
HK$9,000 HKD
View
B+
Retailer 7
-
£1,036 GBP
$1,390 USD
View
A
Retailer 8
-
£1,059 GBP
$1,421 USD
View
A
Retailer 9
-
£1,100 GBP
View
B+
Retailer 10
-
£1,466 GBP
A$3,026 AUD
View
B+
Retailer 11
-
£1,471 GBP
ZAR 31,884 ZAR
View
B+
Retailer 12
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£1,594 GBP
$2,139 USD
View
B+
Retailer 13
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£1,663 GBP
$2,231 USD
View
B+
Retailer 14
-
£2,034 GBP
$2,729 USD
View
B+
Retailer 15
-
£2,263 GBP
$3,037 USD
View
B
Retailer 16
-
£2,479 GBP
SGD 4,495 SGD
View
B
Retailer 17
-
£2,506 GBP
$3,363 USD
View
B
Retailer 18
-
£2,595 GBP
$3,482 USD
View
B
Retailer 19
-
£2,711 GBP
View
B
Retailer 20
-
£5,719 GBP
$7,675 USD
View
Most Expensive
Brilliant Earth
22402314A · Oct 31
£7,884 GBP
$10,580 USD
View
Price under review
20 more retailers have this diamond
Prices start from £624 GBPSave up to £5,096 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
5.09ct Marquise
£624 GBP