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Marquise|Lab Grown|IGI

1.27ct F VVS2 Marquise Lab Grown Diamond

EX • F/VVS2 • IGI LG790621851

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790621851

Diamond specifications and retailer prices

From £176 GBP
As of November 4, 2026
Save £798 GBP (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,694 GBP at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.27ct lab-grown marquise diamond

This 1.27ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG790621851 or 790621851. Listed at 16 retailers as of November 4, 2026, with a 453% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790621851
Dimensions11.49 × 5.64 × 3.47 mm
L/W Ratio2.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.49 mm5.64 mm1.27 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790621851
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £1,694 GBP|Low: £227 GBP|High: £1,694 GBP|Avg: £583 GBP|+22.6%
Do Amore Diamonds
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
November 4, 2026
Retailer 15£293 GBP
Retailer 11£316 GBP
Retailer 5£354 GBP
Retailer 3£385 GBP
Retailer 10£416 GBP
Retailer 2£457 GBP
Retailer 6£589 GBP
Retailer 8£591 GBP
Retailer 7£616 GBP
Retailer 4£672 GBP
Retailer 9£705 GBP
Retailer 14£901 GBP
Retailer 12£967 GBP
Retailer 13£974 GBP
Do Amore Diamonds£1,694 GBP

13 data points across 15 retailers

16 retailers£176 GBP to £974 GBP

A
Cheapest Retailer
-
£176 GBP
A
Retailer 2
-
£204 GBP
View
A
Retailer 3
-
£218 GBP
View
A
Retailer 4
-
£293 GBP
View
A
Retailer 5
-
£316 GBP
View
Retailer 6
-
£385 GBP
View
Price last confirmed 23 days ago
A
Retailer 7
-
£416 GBP
View
A
Retailer 8
-
£457 GBP
View
B+
Retailer 9
-
£591 GBP
View
B
Retailer 10
-
£705 GBP
View
B
Retailer 11
-
£776 GBP
View
B
Retailer 12
-
£776 GBP
View
B
Retailer 13
-
£901 GBP
View
B
Retailer 14
-
£967 GBP
View
B
Retailer 15
-
£974 GBP
View
Most Expensive
Do Amore Diamonds
27-528F13A01 · Nov 5
£1,694 GBP
$2,280 USD
View
Price under review
15 more retailers have this diamond
Prices start from £176 GBPSave up to £798 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
1.27ct Marquise
£176 GBP