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Marquise|Lab Grown|IGI

1.99ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG850694336

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850694336

Diamond specifications and retailer prices

From £235 GBP
As of November 4, 2026
Save £1,132 GBP (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,367 GBP at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.99ct lab-grown marquise diamond

This 1.99ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850694336 or 850694336. Listed at 13 retailers as of November 4, 2026, with prices from £235 to £1,367, a £1,132 spread on the same certified stone. Brilliant Earth lists it at £1,367. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850694336
Dimensions6.52 × 13.11 × 4.02 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.52 mm13.11 mm1.99 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850694336
Side View
Table 64.0%Crown 37.3°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.7%

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: Nov 4
Current: £323 GBP|Low: £235 GBP|High: £1,230 GBP|Avg: £674 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 3£235 GBP
Retailer 6£263 GBP
Retailer 9£291 GBP
Retailer 1£323 GBP
Retailer 12£340 GBP
Retailer 10£514 GBP
Retailer 5£634 GBP
Retailer 8£932 GBP
Retailer 2£970 GBP
Retailer 7£1,120 GBP
Retailer 11£1,165 GBP
Retailer 4£1,230 GBP

2 data points across 12 retailers

13 retailers£235 GBP to £1,367 GBP

A
Cheapest Retailer
-
£235 GBP
A
Retailer 2
-
£263 GBP
View
Final sale: no returns
A
Retailer 3
-
£291 GBP
View
A
Retailer 4
-
£323 GBP
View
A
Retailer 5
-
£340 GBP
View
A
Retailer 6
-
£514 GBP
View
B+
Retailer 7
-
£634 GBP
View
B+
Retailer 8
-
£932 GBP
View
B+
Retailer 9
-
£970 GBP
View
B
Retailer 10
-
£1,120 GBP
View
B
Retailer 11
-
£1,165 GBP
View
B
Retailer 12
-
£1,230 GBP
View
Most Expensive
B
Brilliant Earth
22517943A · Nov 5
£1,367 GBP
$1,840 USD
View
12 more retailers have this diamond
Prices start from £235 GBPSave up to £1,132 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
1.99ct Marquise
£235 GBP