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Marquise|Lab Grown|IGI

5.74ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2

Diamond specifications and retailer prices

From £831 GBP
As of November 2, 2026
Save £2,343 GBP (74%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £3,174 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 5.74ct lab-grown marquise diamond

This 5.74ct 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. Listed at 2 retailers as of October 31, 2026, with prices from £831 to £3,174, a £2,343 spread on the same certified stone. Blue Nile lists it at £3,174. 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

5.74
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions19.16 × 9.37 × 5.70 mm
L/W Ratio2.04
Top View
19.16 mm9.37 mm5.74 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 58.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 60.8%

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: Nov 2
Current: £3,174 GBP|Low: £621 GBP|High: £3,174 GBP|Avg: £1,520 GBP
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4£621 GBP
Retailer 5£676 GBP
Retailer 2£831 GBP
Retailer 3£2,237 GBP
Blue Nile£3,174 GBP

38 data points across 5 retailers

2 retailers£831 GBP to £3,174 GBP

A
Cheapest Retailer
-
£831 GBP
Most Expensive
B
Blue Nile
26529010 · Oct 31
£3,174 GBP
$4,259 USD
View
1 more retailer has this diamond
Prices start from £831 GBPSave up to £2,343 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
5.74ct Marquise
£831 GBP