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Marquise|Lab Grown|IGI

0.73ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG817610120

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817610120

Diamond specifications and retailer prices

From £149 GBP
$200 USD
As of November 2, 2026
Save £669 GBP (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,431 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 0.73ct lab-grown marquise diamond

This 0.73ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817610120 or 817610120. Listed at 18 retailers as of November 1, 2026, with a 449% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.73
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817610120
Dimensions9.22 × 4.70 × 3.00 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.22 mm4.70 mm0.73 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817610120
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.8%

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: Nov 2
Current: £818 GBP|Low: £143 GBP|High: £828 GBP|Avg: £399 GBP
Retailer 1
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
November 1, 2026
Retailer 11£149 GBP
Retailer 5£165 GBP
Retailer 3£173 GBP
Retailer 4£185 GBP
Retailer 10£212 GBP
Retailer 13£249 GBP
Retailer 7£330 GBP
Retailer 12£373 GBP
Retailer 6£514 GBP
Retailer 8£520 GBP
Retailer 9£596 GBP
Retailer 14£656 GBP
Retailer 2£678 GBP
Retailer 1£818 GBP

28 data points across 14 retailers

18 retailers£149 GBP to £818 GBP

A
Cheapest Retailer
-
£149 GBP
$200 USD
A
Retailer 2
-
£165 GBP
$222 USD
View
A
Retailer 3
-
£173 GBP
$232 USD
View
A
Retailer 4
-
£185 GBP
$248 USD
View
A
Retailer 5
-
£212 GBP
$285 USD
View
A
Retailer 6
-
£249 GBP
$334 USD
View
B+
Retailer 7
-
£329 GBP
$441 USD
View
B+
Retailer 8
-
£330 GBP
€422 EUR
View
B+
Retailer 9
-
£373 GBP
A$770 AUD
View
B
Retailer 10
-
£492 GBP
$660 USD
View
B+
Retailer 11
-
£520 GBP
A$1,074 AUD
View
B
Retailer 12
-
£533 GBP
$715 USD
View
Retailer 13
-
£596 GBP
$800 USD
View
Price last confirmed 11 days ago
B
Retailer 14
-
£656 GBP
$880 USD
View
B
Retailer 15
-
£678 GBP
$910 USD
View
B
Retailer 16
-
£679 GBP
SGD 1,231 SGD
View
B
Retailer 17
-
£818 GBP
View
Most Expensive
Do Amore Diamonds
27-5CC372A7F · Nov 2
£1,431 GBP
$1,920 USD
View
Price under review
17 more retailers have this diamond
Prices start from £149 GBPSave up to £669 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
0.73ct Marquise
£149 GBP