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Marquise|Lab Grown|IGI

1.50ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG846666521

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846666521

Diamond specifications and retailer prices

From $317 AUD
$223 USD
As of October 30, 2026
Save $1,305 AUD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,623 AUD at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.5ct lab-grown marquise diamond

This 1.5ct 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 top-tier cut grade and certified by IGI LG846666521 or 846666521. Listed at 20 retailers as of October 30, 2026, with prices from $317 to $1,623, a $1,305 spread on the same certified stone. With Clarity lists it at $1,623. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846666521
Dimensions11.57 × 5.74 × 3.77 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.57 mm5.74 mm1.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846666521
Side View
Table 60.0%Crown 39.8°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $679 AUD|Low: $317 AUD|High: $1,623 AUD|Avg: $871 AUD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
With Clarity
November 1, 2026
Retailer 17$317 AUD
Retailer 8$367 AUD
Retailer 2$393 AUD
Retailer 7$393 AUD
Retailer 4$456 AUD
Retailer 12$460 AUD
Retailer 3$530 AUD
Retailer 6$644 AUD
Retailer 1$679 AUD
Retailer 19$679 AUD
Retailer 13$732 AUD
Retailer 9$753 AUD
Retailer 18$919 AUD
Retailer 15$967 AUD
Retailer 5$1,264 AUD
Retailer 11$1,300 AUD
Retailer 10$1,339 AUD
Retailer 14$1,438 AUD
Retailer 16$1,584 AUD
With Clarity$1,623 AUD

13 data points across 20 retailers

20 retailers$317 AUD to $1,623 AUD

A
Cheapest Retailer
-
$317 AUD
$223 USD
A
Retailer 2
-
$367 AUD
$258 USD
View
Retailer 3
-
$393 AUD
$276 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$393 AUD
$276 USD
View
A
Retailer 5
-
$456 AUD
HK$2,500 HKD
View
A
Retailer 6
-
$460 AUD
£254 GBP
View
B+
Retailer 7
-
$530 AUD
$372 USD
View
Retailer 8
-
$644 AUD
€431 EUR
View
Price last confirmed 8 days ago
A
Retailer 9
-
$679 AUD
ZAR 7,705 ZAR
View
A
Retailer 10
-
$679 AUD
$477 USD
View
A
Retailer 11
-
$732 AUD
£405 GBP
View
A
Retailer 12
-
$753 AUD
$529 USD
View
A
Retailer 13
-
$919 AUD
View
A
Retailer 14
-
$967 AUD
$679 USD
View
B+
Retailer 15
-
$1,264 AUD
$888 USD
View
B+
Retailer 16
-
$1,300 AUD
SGD 1,234 SGD
View
B+
Retailer 17
-
$1,339 AUD
$941 USD
View
B
Retailer 18
-
$1,438 AUD
$1,010 USD
View
B
Retailer 19
-
$1,584 AUD
£876 GBP
View
Most Expensive
B
With Clarity
846666521 · Nov 1
$1,623 AUD
$1,140 USD
View
19 more retailers have this diamond
Prices start from $317 AUDSave up to $1,305 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
1.50ct Marquise
$317 AUD