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Round|Natural|GIA

1.00ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 7568026144

Certificate GIA 7568026144

Diamond specifications and retailer prices

From $2,496 AUD
HK$13,700 HKD
As of October 29, 2026
Save $3,361 AUD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,317 AUD at NZ Jewellers · As of October 6, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7568026144. Listed at 20 retailers as of October 29, 2026, with a 135% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.00
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7568026144
Dimensions6.31 × 6.36 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.31 mm6.36 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7568026144
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 29
Current: $4,064 AUD|Low: $2,496 AUD|High: $8,556 AUD|Avg: $3,760 AUD|-5.2%
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
Retailer 14
October 29, 2026
Retailer 13$2,496 AUD
Retailer 6$2,660 AUD
Retailer 10$2,722 AUD
Retailer 2$2,782 AUD
Retailer 14$2,793 AUD
Retailer 7$2,952 AUD
Retailer 5$3,437 AUD
Retailer 3$3,488 AUD
Retailer 4$3,488 AUD
Retailer 11$3,602 AUD
Retailer 12$3,607 AUD
Retailer 9$3,888 AUD
Retailer 1$4,064 AUD
Retailer 8$5,858 AUD

34 data points across 14 retailers

20 retailers$2,496 AUD to $5,858 AUD

A
Cheapest Retailer
-
$2,496 AUD
HK$13,700 HKD
Retailer 2
-
$2,660 AUD
₹177,930 INR
View
Price last confirmed 15 days ago
A
Retailer 3
-
$2,722 AUD
$1,912 USD
View
A
Retailer 4
-
$2,782 AUD
$1,954 USD
View
Final sale: no returns
A
Retailer 5
-
$2,793 AUD
$1,962 USD
View
A
Retailer 6
-
$2,952 AUD
£1,633 GBP
View
Retailer 7
-
$3,326 AUD
$2,336 USD
View
Price last confirmed 15 days ago
Retailer 8
-
$3,437 AUD
SGD 3,263 SGD
View
Price last confirmed 14 days ago
A
Retailer 9
-
$3,468 AUD
View
Retailer 10
-
$3,479 AUD
$2,444 USD
View
Price last confirmed 15 days ago
A
Retailer 11
-
$3,488 AUD
$2,450 USD
View
A
Retailer 12
-
$3,488 AUD
$2,450 USD
View
Retailer 13
-
$3,499 AUD
$2,458 USD
View
Price last confirmed 22 days ago
A
Retailer 14
-
$3,602 AUD
$2,530 USD
View
A
Retailer 15
-
$3,607 AUD
£1,995 GBP
View
Retailer 16
-
$3,838 AUD
$2,696 USD
View
Price last confirmed 15 days ago
A
Retailer 17
-
$3,888 AUD
€2,601 EUR
View
A
Retailer 18
-
$4,064 AUD
$2,855 USD
View
B+
Retailer 19
-
$5,858 AUD
£3,240 GBP
View
Most Expensive
NZ Jewellers
2ef8e819-0097-4b0d-8a1b-6e052127c7a8 · Oct 6
$7,317 AUD
$5,140 USD
View
Price last confirmed 24 days ago
19 more retailers have this diamond
Prices start from $2,496 AUDSave up to $3,361 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
$2,496 AUD