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Marquise|Natural|GIA

1.30ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 6561379463

Certificate GIA 6561379463

Diamond specifications and retailer prices

From $7,194 AUD
As of November 6, 2026
Save $5,500 AUD (43%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $12,695 AUD at MOH London · As of November 4, 2026
View at MOH London

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 G 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 6561379463. Listed at 15 retailers as of November 4, 2026, with prices from $7,194 to $12,695, a $5,500 spread on the same certified stone. MOH London lists it at $12,695. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6561379463
Dimensions10.38 × 5.64 × 3.64 mm
L/W Ratio1.84
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Knot, Cavity, Indented Natural, Needle
Top View
10.38 mm5.64 mm1.30 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6561379463
Side View
Table 61.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 64.5%

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: $12,695 AUD|Low: $7,194 AUD|High: $12,881 AUD|Avg: $8,940 AUD|-1.4%
MOH London
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
November 7, 2026
Retailer 7$7,194 AUD
Retailer 12$7,411 AUD
Retailer 14$7,754 AUD
Retailer 11$8,043 AUD
Retailer 10$8,057 AUD
Retailer 15$8,281 AUD
Retailer 2$8,424 AUD
Retailer 3$8,616 AUD
Retailer 8$8,616 AUD
Retailer 5$8,834 AUD
Retailer 13$8,834 AUD
Retailer 6$9,125 AUD
Retailer 9$9,274 AUD
Retailer 4$12,636 AUD
MOH London$12,695 AUD

36 data points across 15 retailers

15 retailers$7,194 AUD to $12,695 AUD

A
Cheapest Retailer
-
$7,194 AUD
A
Retailer 2
-
$7,411 AUD
View
A
Retailer 3
-
$7,754 AUD
View
B+
Retailer 4
-
$8,043 AUD
View
B+
Retailer 5
-
$8,057 AUD
View
B+
Retailer 6
-
$8,281 AUD
View
B+
Retailer 7
-
$8,424 AUD
View
B+
Retailer 8
-
$8,616 AUD
View
B+
Retailer 9
-
$8,616 AUD
View
B+
Retailer 10
-
$8,834 AUD
View
B+
Retailer 11
-
$8,834 AUD
View
B+
Retailer 12
-
$9,125 AUD
View
B+
Retailer 13
-
$9,274 AUD
View
B
Retailer 14
-
$12,636 AUD
View
Most Expensive
B
MOH London
6BDD95EF1 · Nov 4
$12,695 AUD
£6,868 GBP
View
14 more retailers have this diamond
Prices start from $7,194 AUDSave up to $5,500 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
$7,194 AUD