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Marquise|Natural|GIA

1.30ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 2564570398

Certificate GIA 2564570398

Diamond specifications and retailer prices

From $5,644 AUD
HK$30,900 HKD
As of November 1, 2026
Save $6,949 AUD (55%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $12,592 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural marquise diamond

This 1.3ct natural marquise sits in the one-and-a-quarter to one-and-a-half 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 2564570398. Listed at 12 retailers as of October 30, 2026, with prices from $5,644 to $12,592, a $6,949 spread on the same certified stone. NZ Jewellers lists it at $12,592. 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

1.30
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2564570398
Dimensions10.49 × 5.68 × 3.59 mm
L/W Ratio1.85
Girdle conditionThick to Very Thick
Key to symbols
Twinning Wisp, Feather, Crystal, Needle
Top View
10.49 mm5.68 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2564570398
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.2%

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 1
Current: $12,592 AUD|Low: $5,589 AUD|High: $13,312 AUD|Avg: $8,010 AUD|-5.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 10$5,644 AUD
Retailer 5$5,715 AUD
Retailer 3$6,056 AUD
Retailer 11$6,275 AUD
Retailer 12$6,689 AUD
Retailer 4$7,421 AUD
Retailer 6$7,443 AUD
Retailer 2$7,528 AUD
Retailer 8$7,528 AUD
Retailer 7$8,170 AUD
Retailer 9$11,991 AUD
NZ Jewellers$12,592 AUD

22 data points across 12 retailers

12 retailers$5,644 AUD to $12,592 AUD

A
Cheapest Retailer
-
$5,644 AUD
HK$30,900 HKD
A
Retailer 2
-
$5,715 AUD
₹381,432 INR
View
A
Retailer 3
-
$6,056 AUD
$4,244 USD
View
Final sale: no returns
B+
Retailer 4
-
$6,275 AUD
View
B+
Retailer 5
-
$6,689 AUD
$4,688 USD
View
B+
Retailer 6
-
$7,421 AUD
SGD 7,028 SGD
View
B+
Retailer 7
-
$7,443 AUD
£4,108 GBP
View
B+
Retailer 8
-
$7,528 AUD
$5,276 USD
View
B+
Retailer 9
-
$7,528 AUD
$5,276 USD
View
B+
Retailer 10
-
$8,170 AUD
£4,508 GBP
View
B
Retailer 11
-
$11,991 AUD
£6,617 GBP
View
Most Expensive
B
NZ Jewellers
3777a74d-c92b-497d-a35b-9658ea70271f · Oct 30
$12,592 AUD
$8,825 USD
View
11 more retailers have this diamond
Prices start from $5,644 AUDSave up to $6,949 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
1.30ct Marquise
$5,644 AUD