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Marquise|Lab Grown|IGI

0.99ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG791663574

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791663574

Diamond specifications and retailer prices

From £116 GBP
$155 USD
As of October 27, 2026
Save £732 GBP (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £849 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 0.99ct lab-grown marquise diamond

This 0.99ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG791663574 or 791663574. Listed at 22 retailers as of October 27, 2026, with prices from £116 to £849, a £732 spread on the same certified stone. Queensmith lists it at £849. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.2°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791663574
Dimensions10.83 × 4.98 × 2.87 mm
L/W Ratio2.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.83 mm4.98 mm0.99 ctE / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG791663574
Side View
Table 69.0%Crown 39.2°Girdle: STK-THKPavilion 35.5°Culet: NoneDepth 57.6%

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: £679 GBP|Low: £116 GBP|High: £683 GBP|Avg: £282 GBP|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10£116 GBP
Retailer 3£131 GBP
Retailer 8£144 GBP
Retailer 11£195 GBP
Retailer 4£251 GBP
Retailer 7£260 GBP
Retailer 6£261 GBP
Retailer 5£274 GBP
Retailer 2£327 GBP
Retailer 9£490 GBP
Retailer 1£679 GBP

44 data points across 11 retailers

22 retailers£116 GBP to £849 GBP

A
Retailer 1
-
£116 GBP
$155 USD
Price last confirmed 10 days ago
A
Retailer 2
-
£116 GBP
$155 USD
View
Price last confirmed 29 days ago
A
Retailer 3
-
£116 GBP
$155 USD
View
A
Retailer 4
-
£131 GBP
$174 USD
View
Final sale: no returns
A
Retailer 5
-
£135 GBP
$180 USD
View
Price last confirmed 30 days ago
A
Retailer 6
-
£143 GBP
$190 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
£144 GBP
$192 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
£144 GBP
$192 USD
View
B+
Retailer 9
-
£195 GBP
$260 USD
View
A
Retailer 10
-
£251 GBP
View
A
Retailer 11
-
£260 GBP
€330 EUR
View
A
Retailer 12
-
£261 GBP
ZAR 5,614 ZAR
View
A
Retailer 13
-
£274 GBP
View
A
Retailer 14
-
£282 GBP
$376 USD
View
B+
Retailer 15
-
£327 GBP
$435 USD
View
B+
Retailer 16
-
£375 GBP
$500 USD
View
B+
Retailer 17
-
£464 GBP
$618 USD
View
Price last confirmed 28 days ago
B+
Retailer 18
-
£490 GBP
$653 USD
View
B+
Retailer 19
-
£506 GBP
$673 USD
View
B
Retailer 20
-
£679 GBP
View
B
Retailer 21
-
£789 GBP
$1,050 USD
View
Most Expensive
B
Queensmith
LG791663574 · Oct 27
£849 GBP
View
21 more retailers have this diamond
Prices start from £116 GBPSave up to £732 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
0.99ct Marquise
£116 GBP