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Marquise|Lab Grown|IGI

1.46ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG803620276

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG803620276

Diamond specifications and retailer prices

From £248 GBP
$333 USD
As of October 30, 2026
Save £1,349 GBP (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,597 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.46ct lab-grown marquise diamond

This 1.46ct 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 LG803620276 or 803620276. Listed at 13 retailers as of October 29, 2026, with prices from £248 to £1,597, a £1,349 spread on the same certified stone. Do Amore Diamonds lists it at £1,597. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803620276
Dimensions11.76 × 5.90 × 3.70 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.76 mm5.90 mm1.46 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803620276
Side View
Table 57.0%Crown 35.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.7%

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: Oct 30
Current: £1,597 GBP|Low: £97 GBP|High: £1,597 GBP|Avg: £498 GBP
Do Amore Diamonds
Retailer 2
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October 29, 2026
Retailer 10£97 GBP
Retailer 11£117 GBP
Retailer 3£248 GBP
Retailer 20£278 GBP
Retailer 6£303 GBP
Retailer 5£346 GBP
Retailer 19£361 GBP
Retailer 17£364 GBP
Retailer 9£364 GBP
Retailer 4£475 GBP
Retailer 15£556 GBP
Retailer 7£629 GBP
Retailer 12£657 GBP
Retailer 16£666 GBP
Retailer 13£683 GBP
Retailer 14£723 GBP
Retailer 8£886 GBP
Retailer 2£918 GBP
Retailer 18£1,157 GBP
Do Amore Diamonds£1,597 GBP

16 data points across 20 retailers

13 retailers£248 GBP to £1,597 GBP

A
Cheapest Retailer
-
£248 GBP
$333 USD
B+
Retailer 2
-
£278 GBP
$372 USD
View
A
Retailer 3
-
£361 GBP
$484 USD
View
A
Retailer 4
-
£364 GBP
€464 EUR
View
A
Retailer 5
-
£475 GBP
$636 USD
View
B+
Retailer 6
-
£556 GBP
A$1,146 AUD
View
Retailer 7
-
£657 GBP
$880 USD
View
Price last confirmed 51 days ago
B+
Retailer 8
-
£666 GBP
$892 USD
View
B+
Retailer 9
-
£683 GBP
A$1,408 AUD
View
B+
Retailer 10
-
£723 GBP
$968 USD
View
B
Retailer 11
-
£918 GBP
View
B
Retailer 12
-
£1,157 GBP
$1,550 USD
View
Most Expensive
B
Do Amore Diamonds
27-8458CA6C9 · Oct 29
£1,597 GBP
$2,140 USD
View
12 more retailers have this diamond
Prices start from £248 GBPSave up to £1,349 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
1.46ct Marquise
£248 GBP