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Round|Natural|GIA

0.45ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 6542755251

Certificate GIA 6542755251

Diamond specifications and retailer prices

From $577 AUD
$405 USD
As of October 31, 2026
Save $1,025 AUD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,547 AUD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6542755251. Listed at 17 retailers as of October 29, 2026, with a 178% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.45
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6542755251
Dimensions4.92 × 4.90 × 3.08 mm
L/W Ratio1.00
Top View
4.92 mm4.90 mm0.45 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542755251
Side View
Table 57.0%Crown 35°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 62.7%

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 31
Current: $857 AUD|Low: $490 AUD|High: $1,602 AUD|Avg: $892 AUD|+7.5%
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
Retailer 15
Retailer 16
October 31, 2026
Retailer 4$507 AUD
Retailer 15$577 AUD
Retailer 13$638 AUD
Retailer 7$716 AUD
Retailer 8$741 AUD
Retailer 2$780 AUD
Retailer 1$857 AUD
Retailer 3$884 AUD
Retailer 16$922 AUD
Retailer 12$925 AUD
Retailer 9$936 AUD
Retailer 6$1,064 AUD
Retailer 10$1,070 AUD
Retailer 11$1,377 AUD
Retailer 5$1,519 AUD
Retailer 14$1,602 AUD

27 data points across 16 retailers

17 retailers$577 AUD to $1,602 AUD

Retailer 1
-
$507 AUD
₹33,942 INR
Price last confirmed 18 days ago
A
Retailer 2
-
$577 AUD
$405 USD
View
Final sale: no returns
A
Retailer 3
-
$638 AUD
HK$3,500 HKD
View
Retailer 4
-
$665 AUD
$467 USD
View
Price last confirmed 23 days ago
Retailer 5
-
$722 AUD
$507 USD
View
Price last confirmed 32 days ago
Retailer 6
-
$767 AUD
$539 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$780 AUD
$548 USD
View
B+
Retailer 8
-
$857 AUD
£474 GBP
View
B+
Retailer 9
-
$922 AUD
£510 GBP
View
B+
Retailer 10
-
$925 AUD
$650 USD
View
B+
Retailer 11
-
$936 AUD
€626 EUR
View
Retailer 12
-
$1,064 AUD
View
Price last confirmed 27 days ago
B+
Retailer 13
-
$1,070 AUD
ZAR 12,137 ZAR
View
B+
Retailer 14
-
$1,377 AUD
£762 GBP
View
Retailer 15
-
$1,519 AUD
£840 GBP
View
Price last confirmed 18 days ago
B
Retailer 16
-
$1,602 AUD
£886 GBP
View
Most Expensive
NZ Jewellers
d6259036-b25b-4d2e-b9ff-bdae4f2fa8ea · Oct 3
$2,547 AUD
$1,789 USD
View
Price last confirmed 28 days ago
16 more retailers have this diamond
Prices start from $577 AUDSave up to $1,025 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
0.45ct Round
$577 AUD