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Marquise|Lab Grown|IGI

1.09ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG801633710

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801633710

Diamond specifications and retailer prices

From £148 GBP
$198 USD
As of November 2, 2026
Save £832 GBP (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £980 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.09ct lab-grown marquise diamond

This 1.09ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG801633710 or 801633710. Listed at 14 retailers as of October 31, 2026, with prices from £148 to £980, a £832 spread on the same certified stone. Taylor and Hart lists it at £980. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801633710
Dimensions11.73 × 5.40 × 3.22 mm
L/W Ratio2.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.73 mm5.40 mm1.09 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801633710
Side View
Table 62.0%Crown 33.6°Girdle: THN-MEDPavilion 39.8°Culet: NoneDepth 59.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: £446 GBP|Low: £142 GBP|High: £980 GBP|Avg: £418 GBP|+1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Taylor and Hart
November 2, 2026
Retailer 13£148 GBP
Retailer 2£171 GBP
Retailer 14£183 GBP
Retailer 5£210 GBP
Retailer 4£246 GBP
Retailer 9£316 GBP
Retailer 11£334 GBP
Retailer 8£334 GBP
Retailer 3£355 GBP
Retailer 7£407 GBP
Retailer 1£446 GBP
Retailer 6£502 GBP
Retailer 15£587 GBP
Retailer 12£589 GBP
Retailer 10£859 GBP
Taylor and Hart£980 GBP

42 data points across 16 retailers

14 retailers£148 GBP to £980 GBP

A
Cheapest Retailer
-
£148 GBP
$198 USD
A
Retailer 2
-
£171 GBP
$229 USD
View
A
Retailer 3
-
£183 GBP
$245 USD
View
Retailer 4
-
£210 GBP
HK$2,200 HKD
View
Price last confirmed 59 days ago
A
Retailer 5
-
£246 GBP
$330 USD
View
A
Retailer 6
-
£316 GBP
ZAR 6,840 ZAR
View
A
Retailer 7
-
£334 GBP
€427 EUR
View
A
Retailer 8
-
£334 GBP
View
A
Retailer 9
-
£355 GBP
$477 USD
View
B+
Retailer 10
-
£446 GBP
A$920 AUD
View
B
Retailer 11
-
£587 GBP
$788 USD
View
B
Retailer 12
-
£589 GBP
$791 USD
View
B
Retailer 13
-
£859 GBP
View
Most Expensive
B
Taylor and Hart
ZP93O6J · Oct 31
£980 GBP
$1,315 USD
View
13 more retailers have this diamond
Prices start from £148 GBPSave up to £832 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
1.09ct Marquise
£148 GBP