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Marquise|Lab Grown|IGI

6.29ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2

Diamond specifications and retailer prices

From £975 GBP
As of November 1, 2026
Save £2,508 GBP (72%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £3,483 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 6.29ct lab-grown marquise diamond

This 6.29ct 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 £975 to £3,483, a £2,508 spread on the same certified stone. Blue Nile lists it at £3,483. 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

6.29
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions19.43 × 9.53 × 0.00 mm
L/W Ratio2.04
Top View
19.43 mm9.53 mm6.29 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.9%

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 1
Current: £3,483 GBP|Low: £751 GBP|High: £3,483 GBP|Avg: £1,606 GBP
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4£751 GBP
Retailer 5£816 GBP
Retailer 2£975 GBP
Retailer 3£1,802 GBP
Blue Nile£3,483 GBP

33 data points across 5 retailers

2 retailers£975 GBP to £3,483 GBP

A
Cheapest Retailer
-
£975 GBP
Most Expensive
B
Blue Nile
26529115 · Oct 31
£3,483 GBP
$4,667 USD
View
1 more retailer has this diamond
Prices start from £975 GBPSave up to £2,508 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
6.29ct Marquise
£975 GBP