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Marquise|Lab Grown|IGI

1.03ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG790666291

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790666291

Diamond specifications and retailer prices

From £152 GBP
$202 USD
As of October 27, 2026
Save £750 GBP (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £902 GBP at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

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 LG790666291 or 790666291. Listed at 23 retailers as of October 27, 2026, with prices from £152 to £902, a £750 spread on the same certified stone. Reve Diamonds lists it at £902. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790666291
Dimensions10.74 × 5.10 × 10.74 mm
L/W Ratio2.11
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
10.74 mm5.10 mm1.03 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790666291
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 39°Culet: NoneDepth 62.4%

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: £342 GBP|Low: £168 GBP|High: £902 GBP|Avg: £453 GBP|+2.2%
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Retailer 18
Reve Diamonds
October 29, 2026
Retailer 13£168 GBP
Retailer 18£175 GBP
Retailer 11£187 GBP
Retailer 8£254 GBP
Retailer 10£320 GBP
Retailer 2£323 GBP
Retailer 1£342 GBP
Retailer 12£345 GBP
Retailer 7£366 GBP
Retailer 6£404 GBP
Retailer 3£460 GBP
Retailer 5£484 GBP
Retailer 14£506 GBP
Retailer 16£601 GBP
Retailer 15£639 GBP
Retailer 17£641 GBP
Retailer 9£732 GBP
Retailer 4£881 GBP
Reve Diamonds£902 GBP

40 data points across 19 retailers

23 retailers£152 GBP to £902 GBP

A
Cheapest Retailer
-
£152 GBP
$202 USD
A
Retailer 2
-
£168 GBP
$224 USD
View
Final sale: no returns
A
Retailer 3
-
£175 GBP
$233 USD
View
A
Retailer 4
-
£187 GBP
$249 USD
View
A
Retailer 5
-
£188 GBP
$251 USD
View
A
Retailer 6
-
£211 GBP
HK$2,200 HKD
View
A
Retailer 7
-
£254 GBP
$338 USD
View
A
Retailer 8
-
£320 GBP
$426 USD
View
A
Retailer 9
-
£323 GBP
ZAR 6,955 ZAR
View
A
Retailer 10
-
£342 GBP
View
B+
Retailer 11
-
£345 GBP
€438 EUR
View
B+
Retailer 12
-
£366 GBP
$488 USD
View
B+
Retailer 13
-
£404 GBP
A$828 AUD
View
B+
Retailer 14
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£460 GBP
A$943 AUD
View
B+
Retailer 15
-
£484 GBP
$645 USD
View
B+
Retailer 16
-
£506 GBP
SGD 910 SGD
View
Retailer 17
-
£600 GBP
$799 USD
View
Price last confirmed 81 days ago
B+
Retailer 18
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£601 GBP
$800 USD
View
B
Retailer 19
-
£639 GBP
A$1,309 AUD
View
B
Retailer 20
-
£641 GBP
$853 USD
View
B
Retailer 21
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£732 GBP
View
B
Retailer 22
-
£881 GBP
View
Most Expensive
B
Reve Diamonds
FC2CEE459 · Oct 28
£902 GBP
$1,201 USD
View
22 more retailers have this diamond
Prices start from £152 GBPSave up to £750 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
£152 GBP