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Round|Natural|GIA

1.01ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6565418236

Certificate GIA 6565418236

Diamond specifications and retailer prices

From $2,320 AUD
HK$12,700 HKD
As of October 30, 2026
Save $4,260 AUD (65%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,579 AUD at NZ Jewellers · As of October 27, 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 6565418236. Listed at 20 retailers as of October 27, 2026, with prices from $2,320 to $6,579, a $4,260 spread on the same certified stone. NZ Jewellers lists it at $6,579. 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
FluorescenceMedium
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6565418236
Dimensions6.45 × 6.50 × 3.93 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Natural
Top View
6.45 mm6.50 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6565418236
Side View
Table 60.0%Crown 31.5°Girdle: STK-STKPavilion 41.8°Culet: NoneDepth 60.7%

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 30
Current: $6,579 AUD|Low: $2,320 AUD|High: $6,579 AUD|Avg: $3,544 AUD
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
Retailer 21
October 28, 2026
Retailer 4$2,320 AUD
Retailer 11$2,844 AUD
Retailer 21$2,904 AUD
Retailer 13$2,925 AUD
Retailer 14$2,987 AUD
Retailer 15$3,045 AUD
Retailer 6$3,148 AUD
Retailer 8$3,148 AUD
Retailer 5$3,168 AUD
Retailer 7$3,251 AUD
Retailer 20$3,292 AUD
Retailer 16$3,413 AUD
Retailer 3$3,427 AUD
Retailer 19$3,606 AUD
Retailer 9$3,631 AUD
Retailer 12$3,681 AUD
Retailer 17$3,832 AUD
Retailer 10$3,870 AUD
Retailer 2$3,924 AUD
Retailer 18$5,522 AUD
NZ Jewellers$6,579 AUD

24 data points across 21 retailers

20 retailers$2,320 AUD to $6,579 AUD

A
Cheapest Retailer
-
$2,320 AUD
HK$12,700 HKD
A
Retailer 2
-
$2,844 AUD
$1,993 USD
View
A
Retailer 3
-
$2,925 AUD
$2,050 USD
View
A
Retailer 4
-
$2,987 AUD
$2,093 USD
View
A
Retailer 5
-
$3,045 AUD
£1,680 GBP
View
Retailer 6
-
$3,148 AUD
$2,206 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$3,148 AUD
$2,206 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$3,168 AUD
$2,220 USD
View
Price last confirmed 5 days ago
B+
Retailer 9
-
$3,251 AUD
SGD 3,079 SGD
View
Retailer 10
-
$3,292 AUD
$2,307 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$3,413 AUD
£1,883 GBP
View
B+
Retailer 12
-
$3,427 AUD
$2,402 USD
View
B+
Retailer 13
-
$3,606 AUD
£1,990 GBP
View
B+
Retailer 14
-
$3,631 AUD
$2,545 USD
View
B+
Retailer 15
-
$3,681 AUD
$2,579 USD
View
Retailer 16
-
$3,832 AUD
ZAR 43,389 ZAR
View
Price last confirmed 7 days ago
Retailer 17
-
$3,870 AUD
View
Price last confirmed 26 days ago
B+
Retailer 18
-
$3,924 AUD
€2,619 EUR
View
Retailer 19
-
$5,522 AUD
£3,047 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
NZ Jewellers
3fd4f247-6b04-4e88-bd8a-592cb5ba4633 · Oct 27
$6,579 AUD
$4,611 USD
View
19 more retailers have this diamond
Prices start from $2,320 AUDSave up to $4,260 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
$2,320 AUD