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Marquise|Lab Grown|IGI

1.27ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784644442

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784644442

Diamond specifications and retailer prices

From £221 GBP
As of November 4, 2026
Save £1,742 GBP (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,963 GBP at Do Amore Diamonds · As of November 3, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784644442 or 784644442. Listed at 15 retailers as of November 3, 2026, with prices from £221 to £1,963, a £1,742 spread on the same certified stone. Do Amore Diamonds lists it at £1,963. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784644442
Dimensions11.15 × 5.70 × 3.53 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.15 mm5.70 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784644442
Side View
Table 56.0%Crown 32.5°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 61.9%

Caratlytics Score

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A+
Exceptional
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: £1,963 GBP|Low: £221 GBP|High: £2,230 GBP|Avg: £857 GBP|-12.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
November 5, 2026
Retailer 11£221 GBP
Retailer 3£257 GBP
Retailer 7£281 GBP
Retailer 12£393 GBP
Retailer 5£404 GBP
Retailer 14£449 GBP
Retailer 6£505 GBP
Retailer 9£516 GBP
Retailer 10£586 GBP
Retailer 13£844 GBP
Retailer 15£974 GBP
Retailer 2£1,211 GBP
Retailer 8£1,593 GBP
Retailer 4£1,856 GBP
Do Amore Diamonds£1,963 GBP

29 data points across 15 retailers

15 retailers£221 GBP to £1,963 GBP

A+
Cheapest Retailer
-
£221 GBP
A
Retailer 2
-
£257 GBP
View
A
Retailer 3
-
£281 GBP
View
Final sale: no returns
A
Retailer 4
-
£393 GBP
View
A
Retailer 5
-
£404 GBP
View
A
Retailer 6
-
£449 GBP
View
A
Retailer 7
-
£505 GBP
View
A
Retailer 8
-
£516 GBP
View
A
Retailer 9
-
£586 GBP
View
B+
Retailer 10
-
£844 GBP
View
B+
Retailer 11
-
£974 GBP
View
B+
Retailer 12
-
£1,211 GBP
View
B+
Retailer 13
-
£1,593 GBP
View
Retailer 14
-
£1,856 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Do Amore Diamonds
27-4776EFBB4 · Nov 3
£1,963 GBP
$2,650 USD
View
14 more retailers have this diamond
Prices start from £221 GBPSave up to £1,742 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
£221 GBP