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Marquise|Lab Grown|IGI

1.54ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG818683683

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818683683

Diamond specifications and retailer prices

From $600 AUD
As of November 6, 2026
Save $1,394 AUD (70%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,994 AUD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.54ct lab-grown marquise diamond

This 1.54ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818683683 or 818683683. Listed at 9 retailers as of November 6, 2026, with prices from $600 to $1,994, a $1,394 spread on the same certified stone. Brilliant Earth lists it at $1,994. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818683683
Dimensions11.34 × 6.27 × 3.84 mm
L/W Ratio1.81
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.34 mm6.27 mm1.54 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818683683
Side View
Table 61.0%Crown 32.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.2%

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 6
Current: $735 AUD|Low: $600 AUD|High: $1,825 AUD|Avg: $1,225 AUD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4$600 AUD
Retailer 1$735 AUD
Retailer 2$841 AUD
Retailer 8$966 AUD
Retailer 5$1,512 AUD
Retailer 7$1,565 AUD
Retailer 3$1,787 AUD
Retailer 6$1,825 AUD

44 data points across 8 retailers

9 retailers$600 AUD to $1,994 AUD

B+
Cheapest Retailer
-
$600 AUD
A
Retailer 2
-
$735 AUD
View
A
Retailer 3
-
$841 AUD
View
A
Retailer 4
-
$966 AUD
View
B+
Retailer 5
-
$1,512 AUD
View
B+
Retailer 6
-
$1,565 AUD
View
B
Retailer 7
-
$1,787 AUD
View
B
Retailer 8
-
$1,825 AUD
View
Most Expensive
B
Brilliant Earth
22200343A · Nov 6
$1,994 AUD
$1,370 USD
View
8 more retailers have this diamond
Prices start from $600 AUDSave up to $1,394 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
1.54ct Marquise
$600 AUD