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Marquise|Lab Grown|IGI

1.03ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG811677900

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811677900

Diamond specifications and retailer prices

From $276 AUD
$194 USD
As of November 1, 2026
Save $678 AUD (71%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $954 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811677900 or 811677900. Listed at 3 retailers as of October 28, 2026, with prices from $276 to $954, a $678 spread on the same certified stone. Rare Carat lists it at $954. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811677900
Dimensions10.71 × 5.22 × 3.24 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.71 mm5.22 mm1.03 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811677900
Side View
Table 61.0%Crown 35.6°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $954 AUD|Low: $276 AUD|High: $968 AUD|Avg: $606 AUD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$276 AUD
Retailer 6$527 AUD
Retailer 5$532 AUD
Retailer 2$568 AUD
Retailer 4$601 AUD
Rare Carat$954 AUD

38 data points across 6 retailers

3 retailers$276 AUD to $954 AUD

A
Cheapest Retailer
-
$276 AUD
$194 USD
Final sale: no returns
A
Retailer 2
-
$568 AUD
£314 GBP
View
Most Expensive
B
Rare Carat
811677900 · Oct 28
$954 AUD
$670 USD
View
2 more retailers have this diamond
Prices start from $276 AUDSave up to $678 AUD

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
1.03ct Marquise
$276 AUD