Round|Natural|GIA

0.43ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 7548970187

Certificate GIA 7548970187

Diamond specifications and retailer prices

From $649 AUD
$456 USD
As of October 31, 2026
Save $940 AUD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,638 AUD at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 0.43ct natural round diamond

This 0.43ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7548970187. Listed at 17 retailers as of October 31, 2026, with a 145% 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

0.43
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7548970187
Dimensions4.86 × 4.84 × 2.98 mm
L/W Ratio1.00
Culet sizeNone
Top View
4.86 mm4.84 mm0.43 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7548970187
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.4°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 31
Current: $855 AUD|Low: $672 AUD|High: $1,609 AUD|Avg: $954 AUD|+6.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6$672 AUD
Retailer 5$762 AUD
Retailer 1$855 AUD
Retailer 4$883 AUD
Retailer 2$1,031 AUD
Retailer 3$1,589 AUD

39 data points across 6 retailers

17 retailers$649 AUD to $1,589 AUD

Retailer 1
-
$624 AUD
$438 USD
Price last confirmed 25 days ago
Retailer 2
-
$624 AUD
$438 USD
View
Price last confirmed 45 days ago
A
Retailer 3
-
$649 AUD
$456 USD
View
Retailer 4
-
$672 AUD
$472 USD
View
Price last confirmed 34 days ago
Retailer 5
-
$672 AUD
$472 USD
View
Price last confirmed 25 days ago
Retailer 6
-
$719 AUD
$505 USD
View
Price last confirmed 41 days ago
Retailer 7
-
$719 AUD
$505 USD
View
Price last confirmed 24 days ago
B+
Retailer 8
-
$783 AUD
$550 USD
View
B+
Retailer 9
-
$783 AUD
$550 USD
View
B+
Retailer 10
-
$790 AUD
$555 USD
View
B+
Retailer 11
-
$811 AUD
$570 USD
View
B+
Retailer 12
-
$855 AUD
£473 GBP
View
B+
Retailer 13
-
$883 AUD
$620 USD
View
B+
Retailer 14
-
$1,031 AUD
€690 EUR
View
B
Retailer 15
-
$1,589 AUD
£879 GBP
View
Retailer 16
-
$2,638 AUD
$1,853 USD
View
Price under review
Most Expensive
NZ Jewellers
2df74b61-51f4-4d81-b52c-787366758146 · Sep 21
$2,638 AUD
$1,853 USD
View
Price under review
16 more retailers have this diamond
Prices start from $649 AUDSave up to $940 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
0.43ct Round
$649 AUD