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Marquise|Lab Grown|IGI

1.90ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG835636909

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835636909

Diamond specifications and retailer prices

From £233 GBP
$313 USD
As of November 1, 2026
Save £1,093 GBP (82%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,326 GBP at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 1.9ct lab-grown marquise diamond

This 1.9ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG835636909 or 835636909. Listed at 5 retailers as of November 1, 2026, with prices from £233 to £1,326, a £1,093 spread on the same certified stone. Frank Darling lists it at £1,326. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835636909
Dimensions13.13 × 6.35 × 4.00 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.13 mm6.35 mm1.90 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835636909
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.0%

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 1
Current: £1,326 GBP|Low: £233 GBP|High: £1,326 GBP|Avg: £716 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 2£233 GBP
Retailer 4£344 GBP
Retailer 8£391 GBP
Retailer 6£495 GBP
Retailer 7£727 GBP
Retailer 3£890 GBP
Retailer 9£917 GBP
Retailer 5£1,069 GBP
Frank Darling£1,326 GBP

11 data points across 9 retailers

5 retailers£233 GBP to £1,326 GBP

A
Cheapest Retailer
-
£233 GBP
$313 USD
Final sale: no returns
B+
Retailer 2
-
£344 GBP
$461 USD
View
B+
Retailer 3
-
£890 GBP
$1,194 USD
View
B
Retailer 4
-
£1,069 GBP
$1,435 USD
View
Most Expensive
B
Frank Darling
100199862075KD · Nov 2
£1,326 GBP
$1,779 USD
View
4 more retailers have this diamond
Prices start from £233 GBPSave up to £1,093 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
1.90ct Marquise
£233 GBP