CaratHunter
Plans
Round|Natural|GIA

1.30ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6561547107

Certificate GIA 6561547107

Diamond specifications and retailer prices

From $4,675 AUD
As of November 4, 2026
Save $5,645 AUD (55%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,319 AUD at MOH London · As of November 1, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561547107. Listed at 12 retailers as of November 1, 2026, with prices from $4,675 to $10,319, a $5,645 spread on the same certified stone. MOH London lists it at $10,319. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6561547107
Dimensions6.93 × 6.89 × 4.34 mm
L/W Ratio1.01
Top View
6.93 mm6.89 mm1.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561547107
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

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: $10,319 AUD|Low: $4,638 AUD|High: $10,375 AUD|Avg: $6,569 AUD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 9$4,675 AUD
Retailer 6$4,708 AUD
Retailer 12$5,430 AUD
Retailer 10$5,865 AUD
Retailer 4$5,902 AUD
Retailer 7$5,937 AUD
Retailer 5$6,273 AUD
Retailer 3$6,386 AUD
Retailer 2$6,664 AUD
Retailer 8$7,584 AUD
Retailer 11$9,057 AUD
MOH London$10,319 AUD

24 data points across 12 retailers

12 retailers$4,675 AUD to $10,319 AUD

A
Cheapest Retailer
-
$4,675 AUD
A
Retailer 2
-
$4,708 AUD
View
A
Retailer 3
-
$5,430 AUD
View
B+
Retailer 4
-
$5,865 AUD
View
Retailer 5
-
$5,902 AUD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$5,937 AUD
View
B+
Retailer 7
-
$6,273 AUD
View
B+
Retailer 8
-
$6,386 AUD
View
B+
Retailer 9
-
$6,664 AUD
View
B+
Retailer 10
-
$7,584 AUD
View
B
Retailer 11
-
$9,057 AUD
View
Most Expensive
B
MOH London
EFC226698 · Nov 1
$10,319 AUD
£5,583 GBP
View
11 more retailers have this diamond
Prices start from $4,675 AUDSave up to $5,645 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
$4,675 AUD