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Marquise|Lab Grown|IGI

1.03ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG794610943

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794610943

Diamond specifications and retailer prices

From £138 GBP
$184 USD
As of October 27, 2026
Save £754 GBP (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £893 GBP at Flawless Fine Jewelry · As of October 29, 2026
View at Flawless Fine Jewelry

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG794610943 or 794610943. Listed at 22 retailers as of October 27, 2026, with prices from £138 to £893, a £754 spread on the same certified stone. Flawless Fine Jewelry lists it at £893. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794610943
Dimensions11.04 × 5.28 × 3.22 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.04 mm5.28 mm1.03 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794610943
Side View
Table 63.0%Crown 33°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.0%

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: Oct 27
Current: £308 GBP|Low: £132 GBP|High: £857 GBP|Avg: £363 GBP|+4.2%
Retailer 1
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Retailer 17
October 29, 2026
Retailer 4£138 GBP
Retailer 2£153 GBP
Retailer 7£160 GBP
Retailer 5£171 GBP
Retailer 8£171 GBP
Retailer 12£210 GBP
Retailer 14£231 GBP
Retailer 10£283 GBP
Retailer 15£293 GBP
Retailer 1£308 GBP
Retailer 9£407 GBP
Retailer 16£417 GBP
Retailer 17£432 GBP
Retailer 6£550 GBP
Retailer 13£628 GBP
Retailer 11£803 GBP
Retailer 3£857 GBP

42 data points across 17 retailers

22 retailers£138 GBP to £893 GBP

A
Cheapest Retailer
-
£138 GBP
$184 USD
A
Retailer 2
-
£153 GBP
$204 USD
View
Final sale: no returns
A
Retailer 3
-
£160 GBP
$213 USD
View
A
Retailer 4
-
£171 GBP
$228 USD
View
A
Retailer 5
-
£171 GBP
$228 USD
View
A
Retailer 6
-
£210 GBP
View
B+
Retailer 7
-
£231 GBP
$308 USD
View
A
Retailer 8
-
£283 GBP
€359 EUR
View
A
Retailer 9
-
£293 GBP
ZAR 6,313 ZAR
View
A
Retailer 10
-
£308 GBP
View
A
Retailer 11
-
£315 GBP
$419 USD
View
B+
Retailer 12
-
£340 GBP
$453 USD
View
B+
Retailer 13
-
£407 GBP
$542 USD
View
B+
Retailer 14
-
£417 GBP
A$854 AUD
View
B+
Retailer 15
-
£432 GBP
$575 USD
View
B+
Retailer 16
-
£550 GBP
$732 USD
View
B
Retailer 17
-
£571 GBP
$760 USD
View
B
Retailer 18
-
£590 GBP
$786 USD
View
B+
Retailer 19
-
£628 GBP
A$1,287 AUD
View
B
Retailer 20
-
£803 GBP
View
B
Retailer 21
-
£857 GBP
$1,141 USD
View
Most Expensive
B
Flawless Fine Jewelry
F564A2FC8 · Oct 29
£893 GBP
View
21 more retailers have this diamond
Prices start from £138 GBPSave up to £754 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
1.03ct Marquise
£138 GBP