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Marquise|Lab Grown|IGI

1.81ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG529278904

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG529278904

Diamond specifications and retailer prices

From $4,214 AUD
$2,953 USD
As of November 1, 2026
3 retailers carry this diamond
Only listing: $4,214 AUD at Loose Grown Diamond
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Loose Grown Diamond

About this 1.81ct lab-grown marquise diamond

This 1.81ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG529278904 or 529278904. Listed at 3 retailers as of November 1, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.81
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529278904
Dimensions12.11 × 6.35 × 4.04 mm
L/W Ratio1.91
Girdle conditionFaceted
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
12.11 mm6.35 mm1.81 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529278904
Side View
Table 59.5%Crown 35.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: $4,214 AUD|Low: $2,975 AUD|High: $13,306 AUD|Avg: $6,544 AUD|+0.9%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5$2,975 AUD
Loose Grown Diamond$4,214 AUD
Retailer 4$4,425 AUD
Retailer 3$8,448 AUD
Retailer 2$13,306 AUD

3 data points across 5 retailers

3 retailers

B
Loose Grown Diamond
529278904 · Nov 1
$4,214 AUD
$2,953 USD
View

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B
1.81ct Marquise
$4,214 AUD