Oval|Natural|GIA

0.45ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 6552525260

Certificate GIA 6552525260

Diamond specifications and retailer prices

From $438 USD
As of November 6, 2026
Save $228 USD (34%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $666 USD at Yorxs · As of November 3, 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 3, 2026, with prices from $438 to $666, a $228 spread on the same certified stone. Yorxs lists it at $666. 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
Color
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: $528 USD|Low: $315 USD|High: $709 USD|Avg: $572 USD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 8$438 USD
Retailer 2$478 USD
Retailer 6$491 USD
Retailer 4$515 USD
Retailer 1$528 USD
Retailer 3$570 USD
Retailer 5$613 USD
Retailer 7$656 USD
Yorxs$666 USD

43 data points across 9 retailers

10 retailers$438 USD to $666 USD

A
Cheapest Retailer
-
$438 USD
B+
Retailer 2
-
$478 USD
View
B+
Retailer 3
-
$491 USD
View
B+
Retailer 4
-
$515 USD
View
B+
Retailer 5
-
$528 USD
View
B+
Retailer 6
-
$570 USD
View
B
Retailer 7
-
$613 USD
View
B
Retailer 8
-
$656 USD
View
B
Retailer 9
-
$660 USD
View
Most Expensive
B
Yorxs
532000774 · Nov 3
$666 USD
€634 EUR
View
9 more retailers have this diamond
Prices start from $438 USDSave up to $228 USD

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
$438 USD