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Marquise|Lab Grown|IGI

6.09ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG841649360

Shape and cutting style on the report: Hexagonal modified brilliant

Certificate IGI LG841649360

Diamond specifications and retailer prices

From £1,651 GBP
$2,215 USD
As of November 1, 2026
Save £2,706 GBP (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £5,341 GBP at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 6.09ct lab-grown marquise diamond

This 6.09ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841649360 or 841649360. Listed at 8 retailers as of October 27, 2026, with a 164% 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

6.09
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG841649360
Dimensions17.78 × 8.62 × 5.93 mm
L/W Ratio2.06
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.78 mm8.62 mm6.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841649360
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.8%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: £2,479 GBP|Low: £1,429 GBP|High: £679,291 GBP|Avg: £328,920 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Taylor and Hart
November 2, 2026
Retailer 7£1,429 GBP
Retailer 4£1,651 GBP
Retailer 3£1,680 GBP
Retailer 2£2,391 GBP
Retailer 1£2,479 GBP
Retailer 5£4,356 GBP
Retailer 6£4,390 GBP
Taylor and Hart£5,341 GBP
Retailer 8£679,291 GBP

7 data points across 9 retailers

8 retailers£1,651 GBP to £4,356 GBP

Retailer 1
-
£1,429 GBP
$1,917 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
£1,651 GBP
$2,215 USD
View
B+
Retailer 3
-
£1,680 GBP
$2,255 USD
View
Final sale: no returns
Retailer 4
-
£2,391 GBP
$3,208 USD
View
Price last confirmed 6 days ago
B
Retailer 5
-
£2,479 GBP
$3,326 USD
View
B
Retailer 6
-
£4,356 GBP
View
Retailer 7
-
£4,390 GBP
$5,891 USD
View
Price last confirmed 7 days ago
Most Expensive
Taylor and Hart
2CCKXFU · Oct 26
£5,341 GBP
$7,167 USD
View
Price last confirmed 7 days ago
7 more retailers have this diamond
Prices start from £1,651 GBPSave up to £2,706 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+
6.09ct Marquise
£1,651 GBP