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Marquise|Natural|GIA

1.50ct G SI2 Marquise Natural Diamond

ID • G/SI2 • GIA 7558552319

Certificate GIA 7558552319

Diamond specifications and retailer prices

From $10,288 AUD
As of November 6, 2026
Save $12,636 AUD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $22,924 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558552319. Listed at 16 retailers as of November 5, 2026, with prices from $10,288 to $22,924, a $12,636 spread on the same certified stone. NZ Jewellers lists it at $22,924. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7558552319
Dimensions10.95 × 5.95 × 3.80 mm
L/W Ratio1.84
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Cavity, Needle, Indented Natural
Top View
10.95 mm5.95 mm1.50 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7558552319
Side View
Table 58.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 63.9%

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 6
Current: $22,924 AUD|Low: $8,923 AUD|High: $24,417 AUD|Avg: $13,486 AUD|-6.1%
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
Retailer 21
Retailer 22
November 6, 2026
Retailer 15$8,923 AUD
Retailer 9$9,403 AUD
Retailer 14$10,087 AUD
Retailer 17$10,288 AUD
Retailer 11$10,866 AUD
Retailer 7$11,224 AUD
Retailer 18$11,367 AUD
Retailer 2$11,920 AUD
Retailer 6$11,920 AUD
Retailer 16$12,793 AUD
Retailer 13$12,837 AUD
Retailer 19$12,922 AUD
Retailer 8$13,295 AUD
Retailer 4$13,739 AUD
Retailer 21$13,739 AUD
Retailer 5$14,018 AUD
Retailer 22$14,190 AUD
Retailer 12$14,324 AUD
Retailer 3$14,915 AUD
Retailer 10$16,219 AUD
Retailer 20$19,050 AUD
NZ Jewellers$22,924 AUD

12 data points across 22 retailers

16 retailers$10,288 AUD to $22,924 AUD

A
Cheapest Retailer
-
$10,288 AUD
A
Retailer 2
-
$11,224 AUD
View
A
Retailer 3
-
$11,367 AUD
View
A
Retailer 4
-
$11,920 AUD
View
B+
Retailer 5
-
$11,920 AUD
View
B+
Retailer 6
-
$12,793 AUD
View
B+
Retailer 7
-
$12,837 AUD
View
B+
Retailer 8
-
$12,922 AUD
View
B+
Retailer 9
-
$13,295 AUD
View
B+
Retailer 10
-
$13,739 AUD
View
B+
Retailer 11
-
$13,739 AUD
View
B+
Retailer 12
-
$14,018 AUD
View
B+
Retailer 13
-
$14,190 AUD
View
B+
Retailer 14
-
$14,915 AUD
View
B
Retailer 15
-
$19,050 AUD
View
Most Expensive
B
NZ Jewellers
9c101c65-2933-453c-9ca1-9abffc13813b · Nov 5
$22,924 AUD
$15,751 USD
View
15 more retailers have this diamond
Prices start from $10,288 AUDSave up to $12,636 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
$10,288 AUD