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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 $12,815 NZD
₹686,728 INR
As of November 2, 2026
Save $15,460 NZD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $28,275 NZD 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 $12,815 to $28,275, a $15,460 spread on the same certified stone. NZ Jewellers lists it at $28,275. 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: $28,275 NZD|Low: $12,815 NZD|High: $28,796 NZD|Avg: $17,082 NZD|-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$12,815 NZD
Retailer 9$13,548 NZD
Retailer 8$14,305 NZD
Retailer 3$14,611 NZD
Retailer 5$14,922 NZD
Retailer 7$15,534 NZD
Retailer 18$15,605 NZD
Retailer 13$15,650 NZD
Retailer 11$15,929 NZD
Retailer 6$16,360 NZD
Retailer 16$16,906 NZD
Retailer 4$17,165 NZD
Retailer 17$17,283 NZD
Retailer 10$17,357 NZD
Retailer 12$17,540 NZD
Retailer 15$19,506 NZD
Retailer 14$23,560 NZD
NZ Jewellers$28,275 NZD

22 data points across 18 retailers

19 retailers$12,815 NZD to $28,275 NZD

A
Cheapest Retailer
-
$12,815 NZD
₹686,728 INR
A
Retailer 2
-
$13,195 NZD
A$11,422 AUD
View
A
Retailer 3
-
$13,548 NZD
$7,623 USD
View
Final sale: no returns
A
Retailer 4
-
$14,305 NZD
$8,049 USD
View
A
Retailer 5
-
$14,611 NZD
$8,221 USD
View
A
Retailer 6
-
$14,922 NZD
$8,396 USD
View
B+
Retailer 7
-
$15,534 NZD
$8,740 USD
View
B+
Retailer 8
-
$15,605 NZD
$8,780 USD
View
B+
Retailer 9
-
$15,650 NZD
£6,934 GBP
View
B+
Retailer 10
-
$15,929 NZD
£7,057 GBP
View
B+
Retailer 11
-
$16,360 NZD
$9,205 USD
View
B+
Retailer 12
-
$16,906 NZD
$9,512 USD
View
B+
Retailer 13
-
$17,165 NZD
$9,658 USD
View
B+
Retailer 14
-
$17,283 NZD
$9,725 USD
View
B+
Retailer 15
-
$17,357 NZD
$9,766 USD
View
B+
Retailer 16
-
$17,540 NZD
€9,399 EUR
View
B+
Retailer 17
-
$19,506 NZD
$10,975 USD
View
B
Retailer 18
-
$23,560 NZD
£10,438 GBP
View
Most Expensive
B
NZ Jewellers
37005354-a16a-4ced-8e8a-4d6183c6cec9 · Oct 30
$28,275 NZD
$15,909 USD
View
18 more retailers have this diamond
Prices start from $12,815 NZDSave up to $15,460 NZD

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
$12,815 NZD