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Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

VG • H/SI1 • GIA 2567588100

Certificate GIA 2567588100

Diamond specifications and retailer prices

From $2,478 AUD
HK$13,600 HKD
As of November 1, 2026
Save $4,643 AUD (65%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,121 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2567588100. Listed at 23 retailers as of October 30, 2026, with prices from $2,478 to $7,121, a $4,643 spread on the same certified stone. NZ Jewellers lists it at $7,121. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle38°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 2567588100
Dimensions6.13 × 6.20 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.13 mm6.20 mm1.00 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2567588100
Side View
Table 56.0%Crown 38°Girdle: THN-THKPavilion 40°Culet: NoneDepth 65.1%

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: $7,121 AUD|Low: $2,478 AUD|High: $8,556 AUD|Avg: $3,507 AUD|+3.8%
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
Retailer 22
November 2, 2026
Retailer 20$2,478 AUD
Retailer 14$2,492 AUD
Retailer 12$2,531 AUD
Retailer 3$2,627 AUD
Retailer 22$2,669 AUD
Retailer 7$2,726 AUD
Retailer 5$2,755 AUD
Retailer 16$2,762 AUD
Retailer 19$2,771 AUD
Retailer 6$2,954 AUD
Retailer 10$2,972 AUD
Retailer 17$3,004 AUD
Retailer 4$3,054 AUD
Retailer 11$3,109 AUD
Retailer 2$3,136 AUD
Retailer 9$3,484 AUD
Retailer 13$3,557 AUD
Retailer 21$3,979 AUD
Retailer 8$4,097 AUD
Retailer 18$4,155 AUD
Retailer 15$5,811 AUD
NZ Jewellers$7,121 AUD

11 data points across 22 retailers

23 retailers$2,478 AUD to $7,121 AUD

A
Cheapest Retailer
-
$2,478 AUD
HK$13,600 HKD
Retailer 2
-
$2,492 AUD
₹166,702 INR
View
Price last confirmed 17 days ago
A
Retailer 3
-
$2,531 AUD
$1,778 USD
View
A
Retailer 4
-
$2,627 AUD
$1,845 USD
View
A
Retailer 5
-
$2,669 AUD
$1,875 USD
View
B+
Retailer 6
-
$2,726 AUD
$1,915 USD
View
Final sale: no returns
A
Retailer 7
-
$2,755 AUD
$1,935 USD
View
A
Retailer 8
-
$2,762 AUD
$1,940 USD
View
A
Retailer 9
-
$2,771 AUD
View
A
Retailer 10
-
$2,954 AUD
$2,075 USD
View
A
Retailer 11
-
$2,972 AUD
$2,088 USD
View
Retailer 12
-
$2,981 AUD
$2,094 USD
View
Price last confirmed 18 days ago
A
Retailer 13
-
$3,004 AUD
$2,110 USD
View
A
Retailer 14
-
$3,054 AUD
$2,145 USD
View
A
Retailer 15
-
$3,109 AUD
$2,184 USD
View
A
Retailer 16
-
$3,136 AUD
£1,735 GBP
View
B+
Retailer 17
-
$3,484 AUD
$2,447 USD
View
B+
Retailer 18
-
$3,557 AUD
£1,967 GBP
View
B
Retailer 19
-
$3,979 AUD
$2,795 USD
View
B
Retailer 20
-
$4,097 AUD
ZAR 46,492 ZAR
View
B
Retailer 21
-
$4,155 AUD
€2,780 EUR
View
Retailer 22
-
$5,811 AUD
£3,214 GBP
View
Price last confirmed 18 days ago
Most Expensive
C
NZ Jewellers
afe13754-8a98-4853-b129-a868e0a0c0b9 · Oct 30
$7,121 AUD
$5,002 USD
View
22 more retailers have this diamond
Prices start from $2,478 AUDSave up to $4,643 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
1.00ct Round
$2,478 AUD