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Marquise|Natural|GIA

1.50ct I VS1 Marquise Natural Diamond

EX • I/VS1 • GIA 6542959594

Certificate GIA 6542959594

Diamond specifications and retailer prices

From $14,059 AUD
As of November 4, 2026
Save $11,877 AUD (46%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $25,936 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 6542959594. Listed at 19 retailers as of November 4, 2026, with prices from $14,059 to $25,936, a $11,877 spread on the same certified stone. NZ Jewellers lists it at $25,936. 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
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542959594
Dimensions12.15 × 5.74 × 3.63 mm
L/W Ratio2.12
Top View
12.15 mm5.74 mm1.50 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542959594
Side View
Table 60.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 63.2%

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: $25,936 AUD|Low: $13,274 AUD|High: $25,936 AUD|Avg: $17,655 AUD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 11$13,274 AUD
Retailer 12$13,691 AUD
Retailer 7$14,059 AUD
Retailer 16$15,031 AUD
Retailer 8$15,172 AUD
Retailer 4$15,562 AUD
Retailer 18$16,291 AUD
Retailer 13$16,823 AUD
Retailer 17$16,916 AUD
Retailer 3$17,411 AUD
Retailer 19$18,169 AUD
Retailer 5$18,328 AUD
Retailer 20$18,328 AUD
Retailer 9$18,678 AUD
Retailer 10$18,712 AUD
Retailer 2$18,835 AUD
Retailer 6$18,942 AUD
Retailer 15$19,159 AUD
Retailer 14$24,239 AUD
NZ Jewellers$25,936 AUD

34 data points across 20 retailers

19 retailers$14,059 AUD to $25,936 AUD

Retailer 1
-
$13,274 AUD
Price last confirmed 54 days ago
A
Retailer 2
-
$14,059 AUD
View
A
Retailer 3
-
$15,031 AUD
View
A
Retailer 4
-
$15,172 AUD
View
B+
Retailer 5
-
$15,562 AUD
View
Final sale: no returns
B+
Retailer 6
-
$16,291 AUD
View
B+
Retailer 7
-
$16,823 AUD
View
B+
Retailer 8
-
$16,916 AUD
View
B+
Retailer 9
-
$17,411 AUD
View
B+
Retailer 10
-
$18,169 AUD
View
B+
Retailer 11
-
$18,328 AUD
View
B+
Retailer 12
-
$18,328 AUD
View
B+
Retailer 13
-
$18,678 AUD
View
B+
Retailer 14
-
$18,712 AUD
View
B+
Retailer 15
-
$18,835 AUD
View
B
Retailer 16
-
$18,942 AUD
View
B
Retailer 17
-
$19,159 AUD
View
B
Retailer 18
-
$24,239 AUD
View
Most Expensive
B
NZ Jewellers
96cda095-7516-4ed2-86a5-5066e3b397ac · Nov 5
$25,936 AUD
$18,156 USD
View
18 more retailers have this diamond
Prices start from $14,059 AUDSave up to $11,877 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
$14,059 AUD