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Oval|Natural|GIA

0.45ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 6552525260

Certificate GIA 6552525260

Diamond specifications and retailer prices

From $637 AUD
As of November 6, 2026
Save $331 AUD (34%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $969 AUD at Yorxs · As of November 6, 2026
View at Yorxs

About this 0.45ct natural oval diamond

This 0.45ct natural oval sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552525260. Listed at 10 retailers as of November 6, 2026, with prices from $637 to $969, a $331 spread on the same certified stone. Yorxs lists it at $969. 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

0.45
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.96°
Pavilion angle39.22°
OriginNatural
Grading LabGIA
CertificateGIA 6552525260
Dimensions6.50 × 4.23 × 2.57 mm
L/W Ratio1.54
Culet sizeNone
Top View
6.50 mm4.23 mm0.45 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552525260
Side View
Table 57.0%Crown 36.96°Girdle: THN-THKPavilion 39.22°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $768 AUD|Low: $458 AUD|High: $1,032 AUD|Avg: $832 AUD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 8$637 AUD
Retailer 2$696 AUD
Retailer 6$715 AUD
Retailer 4$750 AUD
Retailer 1$768 AUD
Retailer 3$830 AUD
Retailer 5$892 AUD
Retailer 7$955 AUD
Yorxs$969 AUD

43 data points across 9 retailers

10 retailers$637 AUD to $969 AUD

A
Cheapest Retailer
-
$637 AUD
B+
Retailer 2
-
$696 AUD
View
B+
Retailer 3
-
$715 AUD
View
B+
Retailer 4
-
$750 AUD
View
B+
Retailer 5
-
$768 AUD
View
B+
Retailer 6
-
$830 AUD
View
B
Retailer 7
-
$892 AUD
View
B
Retailer 8
-
$955 AUD
View
B
Retailer 9
-
$961 AUD
View
Most Expensive
B
Yorxs
532000774 · Nov 6
$969 AUD
€634 EUR
View
9 more retailers have this diamond
Prices start from $637 AUDSave up to $331 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 Oval
$637 AUD