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Marquise|Natural|GIA

1.20ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 2567421714

Certificate GIA 2567421714

Diamond specifications and retailer prices

From $6,538 AUD
As of November 6, 2026
Save $8,061 AUD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $14,599 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded D 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 2567421714. Listed at 17 retailers as of November 5, 2026, with prices from $6,538 to $14,599, a $8,061 spread on the same certified stone. NZ Jewellers lists it at $14,599. 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

1.20
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2567421714
Dimensions11.51 × 5.37 × 3.28 mm
L/W Ratio2.14
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Needle, Indented Natural
Top View
11.51 mm5.37 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2567421714
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $14,599 AUD|Low: $6,482 AUD|High: $14,599 AUD|Avg: $9,169 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
November 6, 2026
Retailer 15$6,538 AUD
Retailer 2$6,784 AUD
Retailer 6$7,463 AUD
Retailer 10$7,644 AUD
Retailer 5$7,670 AUD
Retailer 9$8,057 AUD
Retailer 13$8,430 AUD
Retailer 11$8,582 AUD
Retailer 8$8,631 AUD
Retailer 3$8,728 AUD
Retailer 17$8,728 AUD
Retailer 18$8,728 AUD
Retailer 7$8,955 AUD
Retailer 12$9,483 AUD
Retailer 16$10,071 AUD
Retailer 4$12,208 AUD
Retailer 14$12,825 AUD
NZ Jewellers$14,599 AUD

19 data points across 18 retailers

17 retailers$6,538 AUD to $14,599 AUD

B+
Cheapest Retailer
-
$6,538 AUD
B+
Retailer 2
-
$6,784 AUD
View
Retailer 3
-
$7,463 AUD
View
Price last confirmed 15 days ago
B+
Retailer 4
-
$7,644 AUD
View
B+
Retailer 5
-
$8,057 AUD
View
Final sale: no returns
B+
Retailer 6
-
$8,430 AUD
View
B+
Retailer 7
-
$8,582 AUD
View
B
Retailer 8
-
$8,631 AUD
View
B+
Retailer 9
-
$8,728 AUD
View
Retailer 10
-
$8,728 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$8,728 AUD
View
B
Retailer 12
-
$8,955 AUD
View
B
Retailer 13
-
$9,483 AUD
View
B
Retailer 14
-
$10,071 AUD
View
Retailer 15
-
$12,208 AUD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$12,825 AUD
View
Most Expensive
B
NZ Jewellers
423f7253-55bc-45fb-8b35-e11f38cd1a48 · Nov 5
$14,599 AUD
$10,031 USD
View
16 more retailers have this diamond
Prices start from $6,538 AUDSave up to $8,061 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.

B+
1.20ct Marquise
$6,538 AUD