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Oval|Natural|GIA

0.53ct H SI1 Oval Natural Diamond

GD • H/SI1 • GIA 5503185576

Certificate GIA 5503185576

Diamond specifications and retailer prices

From $1,158 NZD
As of November 6, 2026
Save $1,735 NZD (60%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,934 NZD at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 0.53ct natural oval diamond

This 0.53ct natural oval sits in the half to three-quarter carat band, graded H 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 5503185576. Listed at 15 retailers as of November 4, 2026, with a 150% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
H
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5503185576
Dimensions6.47 × 4.70 × 2.78 mm
L/W Ratio1.38
Top View
6.47 mm4.70 mm0.53 ctH / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5503185576
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 59.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,524 NZD|Low: $1,158 NZD|High: $2,931 NZD|Avg: $1,679 NZD|+5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$1,158 NZD
Retailer 10$1,162 NZD
Retailer 8$1,176 NZD
Retailer 2$1,479 NZD
Retailer 1$1,524 NZD
Retailer 9$1,578 NZD
Retailer 5$1,782 NZD
Retailer 7$1,885 NZD
Retailer 3$1,936 NZD
Retailer 4$2,893 NZD

41 data points across 10 retailers

15 retailers$1,158 NZD to $2,893 NZD

B+
Cheapest Retailer
-
$1,158 NZD
Final sale: no returns
B+
Retailer 2
-
$1,176 NZD
View
Retailer 3
-
$1,256 NZD
View
Price last confirmed 30 days ago
Retailer 4
-
$1,256 NZD
View
Price last confirmed 30 days ago
Retailer 5
-
$1,302 NZD
View
Price last confirmed 39 days ago
Retailer 6
-
$1,449 NZD
View
Price last confirmed 39 days ago
B
Retailer 7
-
$1,479 NZD
View
B
Retailer 8
-
$1,492 NZD
View
B
Retailer 9
-
$1,524 NZD
View
B
Retailer 10
-
$1,578 NZD
View
B
Retailer 11
-
$1,782 NZD
View
Retailer 12
-
$1,885 NZD
View
Price last confirmed 34 days ago
B
Retailer 13
-
$1,936 NZD
View
B
Retailer 14
-
$2,893 NZD
View
Most Expensive
NZ Jewellers
9752c665-e8c9-40f7-ad40-9c8285047c2f · Sep 30
$3,934 NZD
$2,181 USD
View
Price under review
14 more retailers have this diamond
Prices start from $1,158 NZDSave up to $1,735 NZD

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.

B+
0.53ct Oval
$1,158 NZD