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Marquise|Natural|GIA

1.30ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 2557358091

Certificate GIA 2557358091

Diamond specifications and retailer prices

From $7,334 AUD
As of November 4, 2026
Save $8,192 AUD (53%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $15,526 AUD at NZ Jewellers · As of November 5, 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 E 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 2557358091. Listed at 12 retailers as of November 4, 2026, with prices from $7,334 to $15,526, a $8,192 spread on the same certified stone. NZ Jewellers lists it at $15,526. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2557358091
Dimensions10.99 × 5.69 × 3.51 mm
L/W Ratio1.93
Top View
10.99 mm5.69 mm1.30 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2557358091
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 61.6%

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 4
Current: $9,128 AUD|Low: $7,334 AUD|High: $13,839 AUD|Avg: $9,442 AUD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$7,334 AUD
Retailer 6$7,828 AUD
Retailer 7$8,410 AUD
Retailer 8$8,410 AUD
Retailer 3$8,817 AUD
Retailer 1$9,128 AUD
Retailer 2$10,087 AUD
Retailer 4$13,638 AUD

44 data points across 8 retailers

12 retailers$7,334 AUD to $15,526 AUD

A
Cheapest Retailer
-
$7,334 AUD
A
Retailer 2
-
$7,828 AUD
View
Retailer 3
-
$8,410 AUD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$8,410 AUD
View
A
Retailer 5
-
$8,410 AUD
View
A
Retailer 6
-
$8,817 AUD
View
A
Retailer 7
-
$9,128 AUD
View
B+
Retailer 8
-
$9,704 AUD
View
B+
Retailer 9
-
$10,087 AUD
View
Retailer 10
-
$10,235 AUD
View
Price last confirmed 14 days ago
B
Retailer 11
-
$13,638 AUD
View
Most Expensive
B
NZ Jewellers
5bd22e16-7243-4f3e-8667-8a5738766763 · Nov 5
$15,526 AUD
$10,869 USD
View
11 more retailers have this diamond
Prices start from $7,334 AUDSave up to $8,192 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
$7,334 AUD