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Oval|Natural|GIA

0.53ct I SI1 Oval Natural Diamond

GD • I/SI1 • GIA 1553540304

Certificate GIA 1553540304

Diamond specifications and retailer prices

From $600 AUD
As of October 30, 2026
4 retailers carry this diamond
Most expensive: $812 AUD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 0.53ct natural oval diamond

This 0.53ct natural oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 1553540304. Listed at 4 retailers as of October 29, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.53
Carat
I
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1553540304
Dimensions6.21 × 4.51 × 2.92 mm
L/W Ratio1.38
Culet sizeNone
Key to symbols
Crystal
Top View
6.21 mm4.51 mm0.53 ctI / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1553540304
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.8%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 30
Current: $812 AUD|Low: $531 AUD|High: $846 AUD|Avg: $690 AUD|-4.0%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5$600 AUD
Retailer 3$621 AUD
Retailer 4$671 AUD
Retailer 2$770 AUD
Blue Nile$812 AUD

33 data points across 5 retailers

4 retailers$600 AUD to $812 AUD

Retailer 1
-
$600 AUD
Price last confirmed 8 days ago
Retailer 2
-
$671 AUD
View
Price last confirmed 8 days ago
Retailer 3
-
$770 AUD
View
Price last confirmed 7 days ago
Most Expensive
Blue Nile
29484049 · Oct 29
$812 AUD
$558 USD
View
Price last confirmed 9 days ago
3 more retailers have this diamond

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.

0.53ct Oval
$600 AUD