Round|Natural|GIA

1.30ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 2235381444

Certificate GIA 2235381444

Diamond specifications and retailer prices

From $2,964 AUD
As of November 5, 2026
Save $993 AUD (25%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,107 AUD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2235381444. Listed at 9 retailers as of November 5, 2026, with a 33% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2235381444
Dimensions6.95 × 6.99 × 4.30 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Cert comments
Pinpoints are not shown.
Key to symbols
Crystal, Feather, Needle
Top View
6.95 mm6.99 mm1.30 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235381444
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,136 AUD|Low: $2,964 AUD|High: $3,991 AUD|Avg: $3,404 AUD|-3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 4$2,964 AUD
Retailer 1$3,136 AUD
Retailer 3$3,564 AUD
Retailer 2$3,957 AUD

43 data points across 4 retailers

9 retailers$2,964 AUD to $3,957 AUD

Retailer 1
-
$2,921 AUD
Price last confirmed 29 days ago
Retailer 2
-
$2,921 AUD
View
Price last confirmed 29 days ago
B+
Retailer 3
-
$2,964 AUD
View
Retailer 4
-
$3,056 AUD
View
Price last confirmed 38 days ago
B+
Retailer 5
-
$3,136 AUD
View
Retailer 6
-
$3,370 AUD
View
Price last confirmed 38 days ago
B+
Retailer 7
-
$3,564 AUD
View
B+
Retailer 8
-
$3,957 AUD
View
Most Expensive
NZ Jewellers
15bf3f50-e944-4cdf-aeaf-e0941025d9c5 · Sep 26
$6,107 AUD
$4,275 USD
View
Price last confirmed 40 days ago
8 more retailers have this diamond
Prices start from $2,964 AUDSave up to $993 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.

B+
1.30ct Round
$2,964 AUD