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Marquise|Lab Grown|IGI

0.99ct E VVS1 Marquise Lab Grown Diamond

VG • E/VVS1 • IGI LG833656770

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833656770

Diamond specifications and retailer prices

From £143 GBP
$192 USD
As of October 30, 2026
Save £1,036 GBP (88%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,179 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG833656770 or 833656770. Listed at 9 retailers as of October 30, 2026, with prices from £143 to £1,179, a £1,036 spread on the same certified stone. Do Amore Diamonds lists it at £1,179. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.99
Carat
E
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833656770
Dimensions10.77 × 5.28 × 3.20 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.77 mm5.28 mm0.99 ctE / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833656770
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
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 30
Current: £1,179 GBP|Low: £129 GBP|High: £1,179 GBP|Avg: £468 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 27, 2026
Retailer 3£129 GBP
Retailer 10£143 GBP
Retailer 9£248 GBP
Retailer 13£287 GBP
Retailer 12£298 GBP
Retailer 11£311 GBP
Retailer 2£490 GBP
Retailer 7£549 GBP
Retailer 5£563 GBP
Retailer 8£573 GBP
Retailer 6£787 GBP
Retailer 4£833 GBP
Do Amore Diamonds£1,179 GBP

16 data points across 13 retailers

9 retailers£143 GBP to £1,179 GBP

A
Cheapest Retailer
-
£143 GBP
$192 USD
A
Retailer 2
-
£248 GBP
$332 USD
View
Retailer 3
-
£287 GBP
ZAR 6,212 ZAR
View
Price last confirmed 44 days ago
A
Retailer 4
-
£311 GBP
$417 USD
View
B+
Retailer 5
-
£490 GBP
A$1,010 AUD
View
B+
Retailer 6
-
£549 GBP
$735 USD
View
B
Retailer 7
-
£573 GBP
$768 USD
View
B
Retailer 8
-
£787 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1795720 · Oct 31
£1,179 GBP
$1,580 USD
View
8 more retailers have this diamond
Prices start from £143 GBPSave up to £1,036 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
£143 GBP