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Marquise|Lab Grown|IGI

1.28ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG844675824

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844675824

Diamond specifications and retailer prices

From £149 GBP
$199 USD
As of October 27, 2026
Save £874 GBP (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,022 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844675824 or 844675824. Listed at 20 retailers as of October 27, 2026, with prices from £149 to £1,022, a £874 spread on the same certified stone. Brilliant Earth lists it at £1,022. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844675824
Dimensions12.05 × 5.51 × 3.41 mm
L/W Ratio2.19
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.05 mm5.51 mm1.28 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844675824
Side View
Table 61.0%Crown 37.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £586 GBP|Low: £149 GBP|High: £664 GBP|Avg: £389 GBP|-5.5%
Retailer 1
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Retailer 11
Retailer 12
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Retailer 19
October 31, 2026
Retailer 6£149 GBP
Retailer 15£163 GBP
Retailer 11£175 GBP
Retailer 8£187 GBP
Retailer 10£187 GBP
Retailer 18£223 GBP
Retailer 14£245 GBP
Retailer 5£301 GBP
Retailer 4£316 GBP
Retailer 17£332 GBP
Retailer 13£422 GBP
Retailer 7£450 GBP
Retailer 2£455 GBP
Retailer 1£586 GBP
Retailer 19£590 GBP
Retailer 9£601 GBP
Retailer 12£613 GBP
Retailer 16£624 GBP
Retailer 3£664 GBP

13 data points across 19 retailers

20 retailers£149 GBP to £1,022 GBP

A
Cheapest Retailer
-
£149 GBP
$199 USD
A
Retailer 2
-
£163 GBP
$218 USD
View
Final sale: no returns
A
Retailer 3
-
£175 GBP
$234 USD
View
A
Retailer 4
-
£187 GBP
$250 USD
View
A
Retailer 5
-
£187 GBP
$250 USD
View
A
Retailer 6
-
£223 GBP
View
B+
Retailer 7
-
£245 GBP
$328 USD
View
A
Retailer 8
-
£301 GBP
€384 EUR
View
A
Retailer 9
-
£316 GBP
ZAR 6,847 ZAR
View
A
Retailer 10
-
£332 GBP
View
A
Retailer 11
-
£422 GBP
$566 USD
View
A
Retailer 12
-
£450 GBP
A$928 AUD
View
A
Retailer 13
-
£455 GBP
$610 USD
View
B+
Retailer 14
-
£586 GBP
$785 USD
View
B+
Retailer 15
-
£590 GBP
SGD 1,068 SGD
View
B+
Retailer 16
-
£601 GBP
$805 USD
View
B+
Retailer 17
-
£613 GBP
$822 USD
View
B+
Retailer 18
-
£624 GBP
$836 USD
View
B+
Retailer 19
-
£664 GBP
$890 USD
View
Most Expensive
B
Brilliant Earth
22282321A · Oct 30
£1,022 GBP
$1,370 USD
View
19 more retailers have this diamond
Prices start from £149 GBPSave up to £874 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
1.28ct Marquise
£149 GBP