Marquise|Lab Grown|IGI

0.46ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG843682945

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843682945

Diamond specifications and retailer prices

From £89 GBP
$119 USD
As of October 28, 2026
Save £378 GBP (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £467 GBP at Taylor and Hart · As of October 28, 2026
View at Taylor and Hart

About this 0.46ct lab-grown marquise diamond

This 0.46ct lab-grown marquise sits in the sub-half-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843682945 or 843682945. Listed at 10 retailers as of October 28, 2026, with prices from £89 to £467, a £378 spread on the same certified stone. Taylor and Hart lists it at £467. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.46
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843682945
Dimensions8.19 × 3.98 × 2.47 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.19 mm3.98 mm0.46 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843682945
Side View
Table 57.0%Crown 34.8°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £172 GBP|Low: £89 GBP|High: £657 GBP|Avg: £253 GBP|-11.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 29, 2026
Retailer 7£89 GBP
Retailer 10£142 GBP
Retailer 12£164 GBP
Retailer 1£172 GBP
Retailer 9£187 GBP
Retailer 8£210 GBP
Retailer 2£220 GBP
Retailer 3£224 GBP
Retailer 4£241 GBP
Retailer 6£299 GBP
Retailer 5£336 GBP
Taylor and Hart£467 GBP
Retailer 11£657 GBP

9 data points across 13 retailers

10 retailers£89 GBP to £467 GBP

A
Cheapest Retailer
-
£89 GBP
$119 USD
A
Retailer 2
-
£142 GBP
$190 USD
View
A
Retailer 3
-
£172 GBP
$230 USD
View
B+
Retailer 4
-
£187 GBP
View
B+
Retailer 5
-
£210 GBP
View
Retailer 6
-
£220 GBP
View
Price last confirmed 19 days ago
Retailer 7
-
£224 GBP
A$462 AUD
View
Price last confirmed 24 days ago
B
Retailer 8
-
£299 GBP
$401 USD
View
B
Retailer 9
-
£336 GBP
$450 USD
View
Most Expensive
B
Taylor and Hart
FY6NUD2 · Oct 28
£467 GBP
$625 USD
View
9 more retailers have this diamond
Prices start from £89 GBPSave up to £378 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
0.46ct Marquise
£89 GBP