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Marquise|Natural|GIA

1.50ct I VS1 Marquise Natural Diamond

EX • I/VS1 • GIA 2554054533

Certificate GIA 2554054533

Diamond specifications and retailer prices

From $12,852 AUD
As of November 4, 2026
Save $11,131 AUD (46%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $23,983 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554054533. Listed at 15 retailers as of November 4, 2026, with prices from $12,852 to $23,983, a $11,131 spread on the same certified stone. NZ Jewellers lists it at $23,983. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2554054533
Dimensions11.52 × 5.93 × 3.77 mm
L/W Ratio1.94
Top View
11.52 mm5.93 mm1.50 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2554054533
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.5%

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: Nov 4
Current: $23,983 AUD|Low: $12,852 AUD|High: $25,360 AUD|Avg: $17,053 AUD|-5.4%
NZ Jewellers
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
November 6, 2026
Retailer 11$12,852 AUD
Retailer 13$13,482 AUD
Retailer 15$13,879 AUD
Retailer 4$14,389 AUD
Retailer 8$15,201 AUD
Retailer 2$15,542 AUD
Retailer 6$15,589 AUD
Retailer 5$15,829 AUD
Retailer 14$16,778 AUD
Retailer 7$17,013 AUD
Retailer 12$17,013 AUD
Retailer 3$17,585 AUD
Retailer 10$17,988 AUD
Retailer 9$22,472 AUD
NZ Jewellers$23,983 AUD

43 data points across 15 retailers

15 retailers$12,852 AUD to $23,983 AUD

A
Cheapest Retailer
-
$12,852 AUD
A
Retailer 2
-
$13,482 AUD
View
A
Retailer 3
-
$13,879 AUD
View
A
Retailer 4
-
$14,389 AUD
View
Final sale: no returns
B+
Retailer 5
-
$15,201 AUD
View
A
Retailer 6
-
$15,542 AUD
View
B+
Retailer 7
-
$15,589 AUD
View
A
Retailer 8
-
$15,829 AUD
View
B+
Retailer 9
-
$16,778 AUD
View
B+
Retailer 10
-
$17,013 AUD
View
B+
Retailer 11
-
$17,013 AUD
View
B+
Retailer 12
-
$17,585 AUD
View
B+
Retailer 13
-
$17,988 AUD
View
B
Retailer 14
-
$22,472 AUD
View
Most Expensive
B
NZ Jewellers
8aac7faa-562e-4beb-9071-5df302052184 · Nov 5
$23,983 AUD
$16,789 USD
View
14 more retailers have this diamond
Prices start from $12,852 AUDSave up to $11,131 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
$12,852 AUD