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Round|Natural|GIA

1.01ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2547294959

Certificate GIA 2547294959

Diamond specifications and retailer prices

From $3,320 AUD
$2,332 USD
As of October 31, 2026
Save $5,639 AUD (63%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $8,959 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 2547294959. Listed at 23 retailers as of October 30, 2026, with prices from $3,320 to $8,959, a $5,639 spread on the same certified stone. NZ Jewellers lists it at $8,959. 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
SymmetryVery Good
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2547294959
Dimensions6.39 × 6.42 × 4.00 mm
L/W Ratio1.00
Top View
6.39 mm6.42 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2547294959
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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: Oct 31
Current: $4,123 AUD|Low: $3,284 AUD|High: $7,252 AUD|Avg: $4,580 AUD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 12$3,478 AUD
Retailer 11$3,582 AUD
Retailer 13$3,822 AUD
Retailer 5$4,032 AUD
Retailer 1$4,123 AUD
Retailer 4$4,427 AUD
Retailer 10$4,427 AUD
Retailer 7$4,555 AUD
Retailer 2$4,578 AUD
Retailer 3$4,584 AUD
Retailer 6$4,698 AUD
Retailer 8$5,267 AUD
Retailer 9$7,205 AUD

37 data points across 13 retailers

23 retailers$3,320 AUD to $8,959 AUD

A
Cheapest Retailer
-
$3,320 AUD
$2,332 USD
A
Retailer 2
-
$3,405 AUD
$2,392 USD
View
B+
Retailer 3
-
$3,478 AUD
$2,443 USD
View
B+
Retailer 4
-
$3,582 AUD
$2,516 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,598 AUD
View
B+
Retailer 6
-
$3,822 AUD
$2,685 USD
View
B+
Retailer 7
-
$3,882 AUD
$2,727 USD
View
B+
Retailer 8
-
$3,882 AUD
$2,727 USD
View
B+
Retailer 9
-
$3,932 AUD
$2,762 USD
View
B+
Retailer 10
-
$4,032 AUD
$2,832 USD
View
B+
Retailer 11
-
$4,123 AUD
£2,281 GBP
View
B
Retailer 12
-
$4,402 AUD
$3,092 USD
View
B
Retailer 13
-
$4,427 AUD
$3,110 USD
View
B
Retailer 14
-
$4,427 AUD
$3,110 USD
View
B
Retailer 15
-
$4,479 AUD
$3,146 USD
View
B
Retailer 16
-
$4,555 AUD
£2,519 GBP
View
Retailer 17
-
$4,578 AUD
View
Price last confirmed 24 days ago
B
Retailer 18
-
$4,584 AUD
$3,220 USD
View
B+
Retailer 19
-
$4,698 AUD
€3,143 EUR
View
Retailer 20
-
$4,975 AUD
$3,495 USD
View
Price last confirmed 9 days ago
B
Retailer 21
-
$5,267 AUD
ZAR 59,771 ZAR
View
B
Retailer 22
-
$7,205 AUD
£3,985 GBP
View
Most Expensive
B
NZ Jewellers
ae7f707e-10cc-444e-a19f-8358288c9047 · Oct 30
$8,959 AUD
$6,293 USD
View
22 more retailers have this diamond
Prices start from $3,320 AUDSave up to $5,639 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
$3,320 AUD