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Marquise|Lab Grown|IGI

0.45ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG843683009

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843683009

Diamond specifications and retailer prices

From £88 GBP
$118 USD
As of October 30, 2026
Save £429 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £517 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.45ct lab-grown marquise diamond

This 0.45ct lab-grown marquise sits in the sub-half-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843683009 or 843683009. Listed at 19 retailers as of October 30, 2026, with prices from £88 to £517, a £429 spread on the same certified stone. Taylor and Hart lists it at £517. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.45
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843683009
Dimensions8.17 × 4.00 × 2.43 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.17 mm4.00 mm0.45 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843683009
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.8%

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 30
Current: £202 GBP|Low: £81 GBP|High: £851 GBP|Avg: £255 GBP|+5.5%
Retailer 1
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Retailer 20
Taylor and Hart
October 31, 2026
Retailer 12£88 GBP
Retailer 3£99 GBP
Retailer 2£102 GBP
Retailer 10£107 GBP
Retailer 16£116 GBP
Retailer 5£164 GBP
Retailer 9£176 GBP
Retailer 8£181 GBP
Retailer 7£183 GBP
Retailer 18£183 GBP
Retailer 1£202 GBP
Retailer 4£225 GBP
Retailer 17£273 GBP
Retailer 6£276 GBP
Retailer 13£288 GBP
Retailer 15£290 GBP
Retailer 14£305 GBP
Retailer 20£360 GBP
Retailer 19£387 GBP
Taylor and Hart£517 GBP
Retailer 11£851 GBP

11 data points across 21 retailers

19 retailers£88 GBP to £517 GBP

A
Cheapest Retailer
-
£88 GBP
$118 USD
A
Retailer 2
-
£99 GBP
$132 USD
View
Final sale: no returns
A
Retailer 3
-
£102 GBP
$137 USD
View
Retailer 4
-
£107 GBP
$144 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
£116 GBP
$155 USD
View
A
Retailer 6
-
£164 GBP
$220 USD
View
Retailer 7
-
£176 GBP
$236 USD
View
Price last confirmed 18 days ago
Retailer 8
-
£181 GBP
ZAR 3,912 ZAR
View
Price last confirmed 18 days ago
A
Retailer 9
-
£183 GBP
$245 USD
View
B+
Retailer 10
-
£202 GBP
View
B+
Retailer 11
-
£225 GBP
View
B+
Retailer 12
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£246 GBP
$329 USD
View
Retailer 13
-
£276 GBP
$370 USD
View
Price last confirmed 17 days ago
Retailer 14
-
£288 GBP
A$594 AUD
View
Price last confirmed 22 days ago
B
Retailer 15
-
£290 GBP
View
B
Retailer 16
-
£305 GBP
CA$567 CAD
View
B
Retailer 17
-
£360 GBP
$482 USD
View
B
Retailer 18
-
£387 GBP
$518 USD
View
Most Expensive
B
Taylor and Hart
OZ65H6H · Oct 31
£517 GBP
$693 USD
View
18 more retailers have this diamond
Prices start from £88 GBPSave up to £429 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
0.45ct Marquise
£88 GBP