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Marquise|Natural|GIA

1.50ct I VS1 Marquise Natural Diamond

EX • I/VS1 • GIA 6542811078

Certificate GIA 6542811078

Diamond specifications and retailer prices

From $13,579 AUD
As of November 4, 2026
Save $10,815 AUD (44%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $24,394 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 6542811078. Listed at 22 retailers as of November 4, 2026, with prices from $13,579 to $24,394, a $10,815 spread on the same certified stone. NZ Jewellers lists it at $24,394. 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 6542811078
Dimensions11.29 × 5.94 × 3.74 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Top View
11.29 mm5.94 mm1.50 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542811078
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.1%

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: $24,394 AUD|Low: $13,579 AUD|High: $24,394 AUD|Avg: $17,444 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 19$13,579 AUD
Retailer 11$13,679 AUD
Retailer 3$14,636 AUD
Retailer 9$14,636 AUD
Retailer 20$14,759 AUD
Retailer 2$15,656 AUD
Retailer 8$16,101 AUD
Retailer 18$16,122 AUD
Retailer 14$16,159 AUD
Retailer 5$16,245 AUD
Retailer 17$16,782 AUD
Retailer 4$17,128 AUD
Retailer 6$17,128 AUD
Retailer 12$17,546 AUD
Retailer 7$17,699 AUD
Retailer 10$17,822 AUD
Retailer 16$18,366 AUD
Retailer 13$21,353 AUD
Retailer 15$22,796 AUD
NZ Jewellers$24,394 AUD

38 data points across 20 retailers

22 retailers$13,579 AUD to $24,394 AUD

A
Cheapest Retailer
-
$13,579 AUD
A
Retailer 2
-
$13,679 AUD
View
A
Retailer 3
-
$14,636 AUD
View
Final sale: no returns
Retailer 4
-
$14,636 AUD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$14,759 AUD
View
A
Retailer 6
-
$15,656 AUD
View
B+
Retailer 7
-
$16,101 AUD
View
Retailer 8
-
$16,122 AUD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
$16,159 AUD
View
B+
Retailer 10
-
$16,245 AUD
View
B+
Retailer 11
-
$16,782 AUD
View
B+
Retailer 12
-
$17,128 AUD
View
B+
Retailer 13
-
$17,128 AUD
View
B+
Retailer 14
-
$17,546 AUD
View
B+
Retailer 15
-
$17,699 AUD
View
B+
Retailer 16
-
$17,822 AUD
View
B+
Retailer 17
-
$18,296 AUD
View
B+
Retailer 18
-
$18,366 AUD
View
Retailer 19
-
$19,258 AUD
View
Price last confirmed 14 days ago
B+
Retailer 20
-
$21,353 AUD
View
B
Retailer 21
-
$22,796 AUD
View
Most Expensive
B
NZ Jewellers
caa3b8d5-5370-40fd-bb7b-e445535cffd9 · Nov 5
$24,394 AUD
$17,077 USD
View
21 more retailers have this diamond
Prices start from $13,579 AUDSave up to $10,815 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
$13,579 AUD