Marquise|Lab Grown|IGI

1.54ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG830647042

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830647042

Diamond specifications and retailer prices

From £725 GBP
$966 USD
As of October 23, 2026
Save £135 GBP (16%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,012 GBP at With Clarity · As of October 21, 2026
View at With Clarity

About this 1.54ct lab-grown marquise diamond

This 1.54ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830647042 or 830647042. Listed at 11 retailers as of October 23, 2026, with a relatively tight 19% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830647042
Dimensions11.91 × 6.05 × 3.74 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.91 mm6.05 mm1.54 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830647042
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.8%

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: Oct 23
Current: £496 GBP|Low: £185 GBP|High: £1,033 GBP|Avg: £698 GBP|+38.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
October 21, 2026
Retailer 7£191 GBP
Retailer 3£221 GBP
Retailer 10£279 GBP
Retailer 5£390 GBP
Retailer 1£496 GBP
Retailer 4£725 GBP
Retailer 9£759 GBP
Retailer 8£861 GBP
Retailer 6£951 GBP
Retailer 2£965 GBP
With Clarity£1,012 GBP

21 data points across 11 retailers

11 retailers£725 GBP to £861 GBP

A
Retailer 1
-
£191 GBP
$254 USD
Price last confirmed 8 days ago
A
Retailer 2
-
£221 GBP
$294 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
£279 GBP
View
Price last confirmed 13 days ago
B+
Retailer 4
-
£496 GBP
$660 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£496 GBP
$660 USD
View
Price last confirmed 5 days ago
B+
Retailer 6
-
£725 GBP
$966 USD
View
B+
Retailer 7
-
£759 GBP
$1,011 USD
View
Price last confirmed 7 days ago
B
Retailer 8
-
£861 GBP
$1,146 USD
View
B
Retailer 9
-
£951 GBP
View
Price last confirmed 8 days ago
B
Retailer 10
-
£965 GBP
SGD 1,737 SGD
View
Price last confirmed 17 days ago
Most Expensive
B
With Clarity
830647042 · Oct 21
£1,012 GBP
$1,348 USD
View
Price last confirmed 8 days ago
10 more retailers have this diamond
Prices start from £725 GBPSave up to £135 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
1.54ct Marquise
£725 GBP