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Marquise|Lab Grown|IGI

5.73ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2

Diamond specifications and retailer prices

From $1,976 NZD
£877 GBP
As of November 2, 2026
Save $5,567 NZD (74%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $7,543 NZD at Blue Nile · As of October 31, 2026
View at Blue Nile

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. Listed at 2 retailers as of October 31, 2026, with prices from $1,976 to $7,543, a $5,567 spread on the same certified stone. Blue Nile lists it at $7,543. 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
OriginLab Grown
Grading LabIGI
Dimensions19.11 × 9.41 × 0.00 mm
L/W Ratio2.03
Top View
19.11 mm9.41 mm5.73 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $7,543 NZD|Low: $1,476 NZD|High: $7,543 NZD|Avg: $3,614 NZD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$1,476 NZD
Retailer 5$1,608 NZD
Retailer 2$1,976 NZD
Retailer 3$5,318 NZD
Blue Nile$7,543 NZD

38 data points across 5 retailers

2 retailers$1,976 NZD to $7,543 NZD

A
Cheapest Retailer
-
$1,976 NZD
£877 GBP
Most Expensive
B
Blue Nile
26529025 · Oct 31
$7,543 NZD
$4,251 USD
View
1 more retailer has this diamond
Prices start from $1,976 NZDSave up to $5,567 NZD

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
$1,976 NZD