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Round|Natural|GIA

1.30ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2245089896

Certificate GIA 2245089896

Diamond specifications and retailer prices

From $5,699 AUD
As of November 6, 2026
Save $6,546 AUD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,245 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2245089896. Listed at 18 retailers as of November 4, 2026, with prices from $5,699 to $12,245, a $6,546 spread on the same certified stone. MOH London lists it at $12,245. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2245089896
Dimensions6.96 × 6.92 × 4.35 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.96 mm6.92 mm1.30 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245089896
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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 6
Current: $12,245 AUD|Low: $5,420 AUD|High: $12,279 AUD|Avg: $7,580 AUD|+1.0%
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
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 3$5,699 AUD
Retailer 16$5,903 AUD
Retailer 7$6,229 AUD
Retailer 2$6,316 AUD
Retailer 6$6,446 AUD
Retailer 14$6,498 AUD
Retailer 18$6,514 AUD
Retailer 15$6,586 AUD
Retailer 5$6,795 AUD
Retailer 9$6,966 AUD
Retailer 12$7,097 AUD
Retailer 11$7,377 AUD
Retailer 8$7,392 AUD
Retailer 10$7,655 AUD
Retailer 13$9,405 AUD
Retailer 4$9,635 AUD
Retailer 17$11,435 AUD
MOH London$12,245 AUD

16 data points across 18 retailers

18 retailers$5,699 AUD to $12,245 AUD

A
Cheapest Retailer
-
$5,699 AUD
A
Retailer 2
-
$5,903 AUD
View
A
Retailer 3
-
$6,229 AUD
View
A
Retailer 4
-
$6,316 AUD
View
B+
Retailer 5
-
$6,446 AUD
View
Final sale: no returns
B+
Retailer 6
-
$6,498 AUD
View
A
Retailer 7
-
$6,514 AUD
View
A
Retailer 8
-
$6,586 AUD
View
B+
Retailer 9
-
$6,795 AUD
View
Retailer 10
-
$6,966 AUD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$7,097 AUD
View
B+
Retailer 12
-
$7,377 AUD
View
B+
Retailer 13
-
$7,392 AUD
View
Retailer 14
-
$7,655 AUD
View
Price last confirmed 12 days ago
B+
Retailer 15
-
$9,405 AUD
View
B+
Retailer 16
-
$9,635 AUD
View
B
Retailer 17
-
$11,435 AUD
View
Most Expensive
B
MOH London
4B4D3611E · Nov 4
$12,245 AUD
£6,625 GBP
View
17 more retailers have this diamond
Prices start from $5,699 AUDSave up to $6,546 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 Round
$5,699 AUD