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Round|Natural|GIA

0.53ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7558402243

Certificate GIA 7558402243

Diamond specifications and retailer prices

From $1,278 NZD
$719 USD
As of October 28, 2026
Save $1,532 NZD (55%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,806 NZD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.53ct natural round diamond

This 0.53ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7558402243. Listed at 23 retailers as of October 26, 2026, with a 120% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.53
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7558402243
Dimensions5.17 × 5.20 × 3.19 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Cloud
Top View
5.17 mm5.20 mm0.53 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558402243
Side View
Table 61.0%Crown 35°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 61.5%

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 28
Current: $1,780 NZD|Low: $1,081 NZD|High: $2,840 NZD|Avg: $1,808 NZD|+5.5%
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
Retailer 17
Retailer 18
October 30, 2026
Retailer 15$1,189 NZD
Retailer 5$1,278 NZD
Retailer 18$1,397 NZD
Retailer 8$1,408 NZD
Retailer 17$1,427 NZD
Retailer 3$1,575 NZD
Retailer 14$1,688 NZD
Retailer 2$1,706 NZD
Retailer 7$1,706 NZD
Retailer 6$1,715 NZD
Retailer 1$1,780 NZD
Retailer 4$1,880 NZD
Retailer 11$1,987 NZD
Retailer 9$2,155 NZD
Retailer 16$2,304 NZD
Retailer 13$2,359 NZD
Retailer 10$2,469 NZD
Retailer 12$2,810 NZD

39 data points across 18 retailers

23 retailers$1,278 NZD to $2,810 NZD

A
Cheapest Retailer
-
$1,278 NZD
$719 USD
A
Retailer 2
-
$1,388 NZD
$781 USD
View
Retailer 3
-
$1,388 NZD
$781 USD
View
Price last confirmed 25 days ago
A
Retailer 4
-
$1,397 NZD
$786 USD
View
A
Retailer 5
-
$1,408 NZD
$792 USD
View
B+
Retailer 6
-
$1,427 NZD
$803 USD
View
B+
Retailer 7
-
$1,441 NZD
$811 USD
View
B+
Retailer 8
-
$1,575 NZD
$886 USD
View
B+
Retailer 9
-
$1,601 NZD
$901 USD
View
B+
Retailer 10
-
$1,688 NZD
$950 USD
View
B+
Retailer 11
-
$1,706 NZD
$960 USD
View
B+
Retailer 12
-
$1,706 NZD
$960 USD
View
B+
Retailer 13
-
$1,715 NZD
$965 USD
View
B+
Retailer 14
-
$1,760 NZD
$990 USD
View
B+
Retailer 15
-
$1,780 NZD
£789 GBP
View
B
Retailer 16
-
$1,880 NZD
$1,058 USD
View
B+
Retailer 17
-
$1,987 NZD
€1,065 EUR
View
B
Retailer 18
-
$2,155 NZD
$1,213 USD
View
Retailer 19
-
$2,304 NZD
A$1,995 AUD
View
Price last confirmed 29 days ago
Retailer 20
-
$2,359 NZD
ZAR 21,447 ZAR
View
Price last confirmed 7 days ago
B
Retailer 21
-
$2,469 NZD
CA$1,929 CAD
View
B
Retailer 22
-
$2,810 NZD
£1,245 GBP
View
Most Expensive
NZ Jewellers
d10c7149-3c27-467b-b93c-aaff63951093 · Oct 27
$4,806 NZD
$2,704 USD
View
Price under review
22 more retailers have this diamond
Prices start from $1,278 NZDSave up to $1,532 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.

A
0.53ct Round
$1,278 NZD