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Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 5232762401

Certificate GIA 5232762401

Diamond specifications and retailer prices

From $3,429 AUD
$2,409 USD
As of October 30, 2026
Save $3,875 AUD (53%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $8,841 AUD at NZ Jewellers · As of September 28, 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 top-tier cut grade and certified by GIA 5232762401. Listed at 23 retailers as of October 28, 2026, with a 113% 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 5232762401
Dimensions6.39 × 6.44 × 3.95 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Feather, Crystal, Cavity, Indented Natural
Top View
6.39 mm6.44 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5232762401
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.6%

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: $4,928 AUD|Low: $3,240 AUD|High: $7,331 AUD|Avg: $4,771 AUD|+1.5%
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
November 1, 2026
Retailer 3$3,429 AUD
Retailer 2$3,535 AUD
Retailer 4$3,773 AUD
Retailer 7$4,068 AUD
Retailer 14$4,214 AUD
Retailer 13$4,343 AUD
Retailer 5$4,356 AUD
Retailer 9$4,494 AUD
Retailer 6$4,755 AUD
Retailer 12$4,927 AUD
Retailer 1$4,928 AUD
Retailer 10$5,197 AUD
Retailer 8$7,071 AUD
Retailer 11$7,304 AUD

33 data points across 14 retailers

23 retailers$3,429 AUD to $7,304 AUD

A
Cheapest Retailer
-
$3,429 AUD
$2,409 USD
B+
Retailer 2
-
$3,535 AUD
$2,483 USD
View
Final sale: no returns
B+
Retailer 3
-
$3,773 AUD
$2,650 USD
View
Retailer 4
-
$3,831 AUD
$2,691 USD
View
Price last confirmed 23 days ago
Retailer 5
-
$3,831 AUD
$2,691 USD
View
Price last confirmed 24 days ago
B+
Retailer 6
-
$3,883 AUD
$2,727 USD
View
Retailer 7
-
$3,978 AUD
$2,794 USD
View
Price last confirmed 33 days ago
B+
Retailer 8
-
$4,068 AUD
£2,250 GBP
View
B+
Retailer 9
-
$4,214 AUD
$2,960 USD
View
B+
Retailer 10
-
$4,214 AUD
$2,960 USD
View
B+
Retailer 11
-
$4,343 AUD
$3,051 USD
View
B+
Retailer 12
-
$4,356 AUD
$3,060 USD
View
Retailer 13
-
$4,420 AUD
$3,105 USD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
$4,494 AUD
£2,486 GBP
View
Retailer 15
-
$4,755 AUD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
$4,791 AUD
$3,366 USD
View
Retailer 17
-
$4,910 AUD
$3,449 USD
View
Price last confirmed 17 days ago
B+
Retailer 18
-
$4,927 AUD
£2,725 GBP
View
B+
Retailer 19
-
$4,928 AUD
€3,297 EUR
View
B+
Retailer 20
-
$5,197 AUD
ZAR 58,980 ZAR
View
B
Retailer 21
-
$7,071 AUD
£3,911 GBP
View
B
Retailer 22
-
$7,304 AUD
£4,040 GBP
View
Most Expensive
NZ Jewellers
b16bc193-1874-4cc3-881b-7a80326ba18d · Sep 28
$8,841 AUD
$6,210 USD
View
Price last confirmed 34 days ago
22 more retailers have this diamond
Prices start from $3,429 AUDSave up to $3,875 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
$3,429 AUD