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Marquise|Lab Grown|IGI

1.57ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG845649334

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845649334

Diamond specifications and retailer prices

From $390 AUD
$273 USD
As of November 1, 2026
Save $1,209 AUD (76%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,598 AUD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.57ct lab-grown marquise diamond

This 1.57ct 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 LG845649334 or 845649334. Listed at 3 retailers as of November 1, 2026, with prices from $390 to $1,598, a $1,209 spread on the same certified stone. Rare Carat lists it at $1,598. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845649334
Dimensions12.67 × 6.10 × 3.70 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.67 mm6.10 mm1.57 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845649334
Side View
Table 62.0%Crown 34.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,598 AUD|Low: $390 AUD|High: $1,598 AUD|Avg: $995 AUD|+4.7%
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$390 AUD
Retailer 2$844 AUD
Rare Carat$1,598 AUD

17 data points across 3 retailers

3 retailers$390 AUD to $1,598 AUD

A
Cheapest Retailer
-
$390 AUD
$273 USD
Final sale: no returns
A
Retailer 2
-
$844 AUD
£466 GBP
View
Most Expensive
B
Rare Carat
845649334 · Nov 1
$1,598 AUD
$1,120 USD
View
2 more retailers have this diamond
Prices start from $390 AUDSave up to $1,209 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
1.57ct Marquise
$390 AUD