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Round|Natural|GIA

1.30ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 1478182578

Certificate GIA 1478182578

Diamond specifications and retailer prices

From $7,128 AUD
As of November 1, 2026
Save $8,458 AUD (54%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $15,586 AUD at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1478182578. Listed at 23 retailers as of November 1, 2026, with prices from $7,128 to $15,586, a $8,458 spread on the same certified stone. NZ Jewellers lists it at $15,586. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1478182578
Dimensions6.99 × 6.95 × 4.38 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Top View
6.99 mm6.95 mm1.30 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1478182578
Side View
Table 55.0%Crown 34°Girdle: MED-STKPavilion 41.4°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 1
Current: $8,792 AUD|Low: $7,128 AUD|High: $13,894 AUD|Avg: $9,451 AUD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$7,128 AUD
Retailer 7$7,792 AUD
Retailer 10$7,858 AUD
Retailer 9$8,442 AUD
Retailer 1$8,792 AUD
Retailer 8$9,091 AUD
Retailer 2$9,210 AUD
Retailer 4$9,575 AUD
Retailer 3$11,371 AUD
Retailer 5$13,692 AUD

44 data points across 10 retailers

23 retailers$7,128 AUD to $15,586 AUD

A
Cheapest Retailer
-
$7,128 AUD
A
Retailer 2
-
$7,157 AUD
View
A
Retailer 3
-
$7,362 AUD
View
B+
Retailer 4
-
$7,792 AUD
View
Final sale: no returns
B+
Retailer 5
-
$7,858 AUD
View
B+
Retailer 6
-
$7,878 AUD
View
Retailer 7
-
$8,442 AUD
View
Price last confirmed 60 days ago
B+
Retailer 8
-
$8,442 AUD
View
Retailer 9
-
$8,442 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$8,442 AUD
View
B+
Retailer 11
-
$8,792 AUD
View
Retailer 12
-
$9,091 AUD
View
Price last confirmed 28 days ago
B+
Retailer 13
-
$9,210 AUD
View
B
Retailer 14
-
$9,414 AUD
View
B
Retailer 15
-
$9,414 AUD
View
B+
Retailer 16
-
$9,575 AUD
View
B+
Retailer 17
-
$9,728 AUD
View
Retailer 18
-
$9,742 AUD
View
Price last confirmed 60 days ago
B+
Retailer 19
-
$9,742 AUD
View
Retailer 20
-
$10,274 AUD
View
Price last confirmed 14 days ago
B
Retailer 21
-
$11,371 AUD
View
B
Retailer 22
-
$13,692 AUD
View
Most Expensive
B
NZ Jewellers
e751718a-5e9d-4e08-adc9-fbfaa7c7b675 · Nov 5
$15,586 AUD
$10,911 USD
View
22 more retailers have this diamond
Prices start from $7,128 AUDSave up to $8,458 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
$7,128 AUD