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Marquise|Natural|GIA

1.50ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1565212531

Certificate GIA 1565212531

Diamond specifications and retailer prices

From $10,289 AUD
₹686,728 INR
As of November 2, 2026
Save $12,412 AUD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $22,701 AUD at NZ Jewellers · As of October 30, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1565212531. Listed at 19 retailers as of October 30, 2026, with prices from $10,289 to $22,701, a $12,412 spread on the same certified stone. NZ Jewellers lists it at $22,701. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565212531
Dimensions11.82 × 5.88 × 3.41 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
11.82 mm5.88 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565212531
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.0%

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 2
Current: $22,701 AUD|Low: $10,288 AUD|High: $23,119 AUD|Avg: $13,714 AUD|-1.8%
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
November 2, 2026
Retailer 2$10,289 AUD
Retailer 9$10,877 AUD
Retailer 8$11,485 AUD
Retailer 3$11,731 AUD
Retailer 5$11,980 AUD
Retailer 7$12,471 AUD
Retailer 18$12,528 AUD
Retailer 13$12,565 AUD
Retailer 11$12,789 AUD
Retailer 6$13,135 AUD
Retailer 16$13,573 AUD
Retailer 4$13,781 AUD
Retailer 17$13,876 AUD
Retailer 10$13,935 AUD
Retailer 12$14,082 AUD
Retailer 15$15,660 AUD
Retailer 14$18,915 AUD
NZ Jewellers$22,701 AUD

22 data points across 18 retailers

19 retailers$10,289 AUD to $22,701 AUD

A
Cheapest Retailer
-
$10,289 AUD
₹686,728 INR
A
Retailer 2
-
$10,593 AUD
View
A
Retailer 3
-
$10,877 AUD
$7,623 USD
View
Final sale: no returns
A
Retailer 4
-
$11,485 AUD
$8,049 USD
View
A
Retailer 5
-
$11,731 AUD
$8,221 USD
View
A
Retailer 6
-
$11,980 AUD
$8,396 USD
View
B+
Retailer 7
-
$12,471 AUD
$8,740 USD
View
B+
Retailer 8
-
$12,528 AUD
$8,780 USD
View
B+
Retailer 9
-
$12,565 AUD
£6,934 GBP
View
B+
Retailer 10
-
$12,789 AUD
£7,057 GBP
View
B+
Retailer 11
-
$13,135 AUD
$9,205 USD
View
B+
Retailer 12
-
$13,573 AUD
$9,512 USD
View
B+
Retailer 13
-
$13,781 AUD
$9,658 USD
View
B+
Retailer 14
-
$13,876 AUD
$9,725 USD
View
B+
Retailer 15
-
$13,935 AUD
$9,766 USD
View
B+
Retailer 16
-
$14,082 AUD
€9,399 EUR
View
B+
Retailer 17
-
$15,660 AUD
$10,975 USD
View
B
Retailer 18
-
$18,915 AUD
£10,438 GBP
View
Most Expensive
B
NZ Jewellers
37005354-a16a-4ced-8e8a-4d6183c6cec9 · Oct 30
$22,701 AUD
$15,909 USD
View
18 more retailers have this diamond
Prices start from $10,289 AUDSave up to $12,412 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
$10,289 AUD