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Marquise|Lab Grown|IGI

1.23ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG669463541

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG669463541

Diamond specifications and retailer prices

From £175 GBP
As of November 4, 2026
Save £1,504 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,679 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG669463541 or 669463541. Listed at 17 retailers as of November 4, 2026, with prices from £175 to £1,679, a £1,504 spread on the same certified stone. Do Amore Diamonds lists it at £1,679. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669463541
Dimensions10.83 × 5.59 × 3.54 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.83 mm5.59 mm1.23 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669463541
Side View
Table 61.0%Crown 36.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,679 GBP|Low: £175 GBP|High: £1,679 GBP|Avg: £617 GBP
Do Amore Diamonds
Retailer 2
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Retailer 18
November 5, 2026
Retailer 13£175 GBP
Retailer 8£195 GBP
Retailer 14£203 GBP
Retailer 3£217 GBP
Retailer 15£217 GBP
Retailer 2£265 GBP
Retailer 7£285 GBP
Retailer 4£368 GBP
Retailer 6£451 GBP
Retailer 11£453 GBP
Retailer 17£520 GBP
Retailer 18£701 GBP
Retailer 16£770 GBP
Retailer 10£872 GBP
Retailer 9£895 GBP
Retailer 12£958 GBP
Retailer 5£970 GBP
Do Amore Diamonds£1,679 GBP

29 data points across 18 retailers

17 retailers£175 GBP to £1,679 GBP

A
Cheapest Retailer
-
£175 GBP
A
Retailer 2
-
£195 GBP
View
Final sale: no returns
A
Retailer 3
-
£203 GBP
View
A
Retailer 4
-
£217 GBP
View
Retailer 5
-
£217 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£265 GBP
View
A
Retailer 7
-
£285 GBP
View
A
Retailer 8
-
£368 GBP
View
B+
Retailer 9
-
£451 GBP
View
B+
Retailer 10
-
£453 GBP
View
B+
Retailer 11
-
£520 GBP
View
B
Retailer 12
-
£701 GBP
View
B
Retailer 13
-
£770 GBP
View
B
Retailer 14
-
£895 GBP
View
B
Retailer 15
-
£958 GBP
View
B
Retailer 16
-
£970 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4BC8343BA · Nov 4
£1,679 GBP
$2,260 USD
View
16 more retailers have this diamond
Prices start from £175 GBPSave up to £1,504 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
1.23ct Marquise
£175 GBP