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Round|Natural|GIA

1.01ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1242067609

Certificate GIA 1242067609

Diamond specifications and retailer prices

From $2,770 AUD
HK$15,200 HKD
As of November 1, 2026
Save $4,962 AUD (64%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,732 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1242067609. Listed at 21 retailers as of October 30, 2026, with prices from $2,770 to $7,732, a $4,962 spread on the same certified stone. NZ Jewellers lists it at $7,732. 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

1.01
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1242067609
Dimensions6.32 × 6.36 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.32 mm6.36 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1242067609
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: Very SmallDepth 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: $7,732 AUD|Low: $2,770 AUD|High: $7,732 AUD|Avg: $4,105 AUD|+1.9%
NZ Jewellers
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
Retailer 19
Retailer 20
November 1, 2026
Retailer 2$2,770 AUD
Retailer 9$2,964 AUD
Retailer 19$3,078 AUD
Retailer 17$3,173 AUD
Retailer 8$3,195 AUD
Retailer 10$3,243 AUD
Retailer 4$3,345 AUD
Retailer 6$3,360 AUD
Retailer 14$3,468 AUD
Retailer 18$3,537 AUD
Retailer 15$3,542 AUD
Retailer 5$3,690 AUD
Retailer 3$3,800 AUD
Retailer 12$4,101 AUD
Retailer 11$4,395 AUD
Retailer 20$4,546 AUD
Retailer 13$5,367 AUD
Retailer 7$5,565 AUD
Retailer 16$6,451 AUD
NZ Jewellers$7,732 AUD

24 data points across 20 retailers

21 retailers$2,770 AUD to $7,732 AUD

A
Cheapest Retailer
-
$2,770 AUD
HK$15,200 HKD
Retailer 2
-
$2,947 AUD
$2,070 USD
View
Price last confirmed 24 days ago
A
Retailer 3
-
$2,964 AUD
$2,082 USD
View
A
Retailer 4
-
$3,078 AUD
$2,162 USD
View
Final sale: no returns
A
Retailer 5
-
$3,173 AUD
€2,123 EUR
View
A
Retailer 6
-
$3,195 AUD
$2,244 USD
View
A
Retailer 7
-
$3,243 AUD
$2,278 USD
View
A
Retailer 8
-
$3,345 AUD
$2,350 USD
View
B+
Retailer 9
-
$3,360 AUD
$2,360 USD
View
B+
Retailer 10
-
$3,468 AUD
$2,436 USD
View
B+
Retailer 11
-
$3,537 AUD
£1,956 GBP
View
B+
Retailer 12
-
$3,542 AUD
£1,959 GBP
View
B+
Retailer 13
-
$3,690 AUD
$2,592 USD
View
Retailer 14
-
$3,694 AUD
SGD 3,507 SGD
View
Price last confirmed 17 days ago
B+
Retailer 15
-
$3,800 AUD
$2,669 USD
View
Retailer 16
-
$4,101 AUD
View
Price last confirmed 25 days ago
B
Retailer 17
-
$4,546 AUD
ZAR 51,588 ZAR
View
B
Retailer 18
-
$5,367 AUD
$3,770 USD
View
B
Retailer 19
-
$5,565 AUD
$3,909 USD
View
B
Retailer 20
-
$6,451 AUD
£3,568 GBP
View
Most Expensive
B
NZ Jewellers
36d5ead4-4ed7-4e5e-9781-9fbe99c4c602 · Oct 30
$7,732 AUD
$5,431 USD
View
20 more retailers have this diamond
Prices start from $2,770 AUDSave up to $4,962 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
1.01ct Round
$2,770 AUD