CaratHunter
Plans
Marquise|Lab Grown|IGI

1.43ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG797693463

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797693463

Diamond specifications and retailer prices

From £221 GBP
$295 USD
As of October 30, 2026
Save £1,213 GBP (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,434 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.43ct lab-grown marquise diamond

This 1.43ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797693463 or 797693463. Listed at 13 retailers as of October 29, 2026, with prices from £221 to £1,434, a £1,213 spread on the same certified stone. Do Amore Diamonds lists it at £1,434. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797693463
Dimensions5.90 × 5.90 × 3.69 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.90 mm5.90 mm1.43 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797693463
Side View
Table 62.0%Crown 34.8°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.5%

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 30
Current: £1,434 GBP|Low: £95 GBP|High: £1,637 GBP|Avg: £484 GBP|-12.4%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 9£95 GBP
Retailer 11£116 GBP
Retailer 18£221 GBP
Retailer 17£249 GBP
Retailer 10£301 GBP
Retailer 13£330 GBP
Retailer 4£341 GBP
Retailer 14£346 GBP
Retailer 8£363 GBP
Retailer 19£421 GBP
Retailer 12£501 GBP
Retailer 16£599 GBP
Retailer 5£623 GBP
Retailer 7£658 GBP
Retailer 15£670 GBP
Retailer 3£687 GBP
Retailer 2£826 GBP
Retailer 6£883 GBP
Do Amore Diamonds£1,434 GBP

17 data points across 19 retailers

13 retailers£221 GBP to £1,434 GBP

Retailer 1
-
£170 GBP
$227 USD
Price last confirmed 22 days ago
A
Retailer 2
-
£221 GBP
$295 USD
View
B+
Retailer 3
-
£249 GBP
$332 USD
View
A
Retailer 4
-
£330 GBP
€419 EUR
View
A
Retailer 5
-
£346 GBP
$461 USD
View
A
Retailer 6
-
£421 GBP
$560 USD
View
B+
Retailer 7
-
£501 GBP
A$1,026 AUD
View
B+
Retailer 8
-
£599 GBP
$798 USD
View
Retailer 9
-
£658 GBP
$876 USD
View
Price last confirmed 50 days ago
B+
Retailer 10
-
£670 GBP
$892 USD
View
Retailer 11
-
£687 GBP
A$1,408 AUD
View
Price last confirmed 22 days ago
B
Retailer 12
-
£826 GBP
View
Most Expensive
B
Do Amore Diamonds
27-470760ED3 · Oct 29
£1,434 GBP
$1,910 USD
View
12 more retailers have this diamond
Prices start from £221 GBPSave up to £1,213 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
1.43ct Marquise
£221 GBP