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Marquise|Lab Grown|IGI

5.73ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2 • IGI LG594342325

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG594342325

Diamond specifications and retailer prices

From £580 GBP
$778 USD
As of November 2, 2026
Save £4,562 GBP (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £5,142 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 5.73ct lab-grown marquise diamond

This 5.73ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG594342325 or 594342325. Listed at 11 retailers as of November 2, 2026, with prices from £580 to £5,142, a £4,562 spread on the same certified stone. Do Amore Diamonds lists it at £5,142. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.73
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG594342325
Dimensions19.11 × 9.41 × 5.69 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
19.11 mm9.41 mm5.73 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG594342325
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.5%

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: Nov 2
Current: £5,142 GBP|Low: £501 GBP|High: £6,081 GBP|Avg: £2,097 GBP|-15.4%
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
November 1, 2026
Retailer 12£580 GBP
Retailer 10£630 GBP
Retailer 16£695 GBP
Retailer 5£987 GBP
Retailer 6£1,028 GBP
Retailer 14£1,086 GBP
Retailer 9£1,088 GBP
Retailer 11£1,598 GBP
Retailer 4£1,724 GBP
Retailer 7£1,814 GBP
Retailer 13£2,086 GBP
Retailer 15£2,459 GBP
Retailer 2£2,780 GBP
Retailer 8£3,311 GBP
Retailer 3£4,546 GBP
Do Amore Diamonds£5,142 GBP

23 data points across 16 retailers

11 retailers£580 GBP to £5,142 GBP

A
Cheapest Retailer
-
£580 GBP
$778 USD
A
Retailer 2
-
£630 GBP
$846 USD
View
A
Retailer 3
-
£695 GBP
$932 USD
View
Final sale: no returns
B+
Retailer 4
-
£1,086 GBP
$1,457 USD
View
A
Retailer 5
-
£1,088 GBP
$1,460 USD
View
A
Retailer 6
-
£1,598 GBP
$2,145 USD
View
B+
Retailer 7
-
£2,086 GBP
$2,799 USD
View
B+
Retailer 8
-
£2,459 GBP
$3,300 USD
View
B
Retailer 9
-
£2,780 GBP
View
B
Retailer 10
-
£4,546 GBP
$6,100 USD
View
Most Expensive
B
Do Amore Diamonds
27-B4AA99C48 · Nov 2
£5,142 GBP
$6,900 USD
View
10 more retailers have this diamond
Prices start from £580 GBPSave up to £4,562 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
5.73ct Marquise
£580 GBP