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Marquise|Natural|GIA

1.20ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 2567364415

Certificate GIA 2567364415

Diamond specifications and retailer prices

From $4,666 AUD
As of November 6, 2026
Save $6,244 AUD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,910 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 H 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 2567364415. Listed at 18 retailers as of November 5, 2026, with prices from $4,666 to $10,910, a $6,244 spread on the same certified stone. NZ Jewellers lists it at $10,910. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2567364415
Dimensions10.93 × 5.73 × 3.28 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Needle, Natural
Top View
10.93 mm5.73 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2567364415
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 57.3%

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: $10,910 AUD|Low: $4,666 AUD|High: $11,192 AUD|Avg: $6,602 AUD|-2.5%
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 7, 2026
Retailer 11$4,666 AUD
Retailer 16$4,980 AUD
Retailer 8$5,194 AUD
Retailer 14$5,510 AUD
Retailer 7$5,798 AUD
Retailer 12$6,158 AUD
Retailer 4$6,263 AUD
Retailer 18$6,263 AUD
Retailer 10$6,316 AUD
Retailer 2$6,343 AUD
Retailer 6$6,360 AUD
Retailer 9$6,618 AUD
Retailer 17$6,622 AUD
Retailer 3$6,624 AUD
Retailer 13$6,644 AUD
Retailer 5$7,226 AUD
Retailer 15$9,948 AUD
NZ Jewellers$10,910 AUD

17 data points across 18 retailers

18 retailers$4,666 AUD to $10,910 AUD

A
Cheapest Retailer
-
$4,666 AUD
B+
Retailer 2
-
$4,980 AUD
View
Final sale: no returns
B+
Retailer 3
-
$5,194 AUD
View
B+
Retailer 4
-
$5,510 AUD
View
B+
Retailer 5
-
$5,798 AUD
View
B
Retailer 6
-
$6,158 AUD
View
B+
Retailer 7
-
$6,263 AUD
View
B+
Retailer 8
-
$6,263 AUD
View
Retailer 9
-
$6,316 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$6,343 AUD
View
B+
Retailer 11
-
$6,360 AUD
View
B+
Retailer 12
-
$6,618 AUD
View
B+
Retailer 13
-
$6,622 AUD
View
B
Retailer 14
-
$6,624 AUD
View
B
Retailer 15
-
$6,644 AUD
View
B
Retailer 16
-
$7,226 AUD
View
B
Retailer 17
-
$9,948 AUD
View
Most Expensive
B
NZ Jewellers
cceff9af-49de-41ca-83a9-a8c2041e4e42 · Nov 5
$10,910 AUD
$7,496 USD
View
17 more retailers have this diamond
Prices start from $4,666 AUDSave up to $6,244 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
1.20ct Marquise
$4,666 AUD