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Round|Natural|GIA

0.53ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 1553765377

Certificate GIA 1553765377

Diamond specifications and retailer prices

From $673 SGD
₹50,151 INR
As of October 31, 2026
Save $2,141 SGD (76%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,956 SGD at NZ Jewellers · As of September 1, 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 1553765377. Listed at 25 retailers as of October 30, 2026, with a 318% 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 angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1553765377
Dimensions5.25 × 5.28 × 3.15 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.25 mm5.28 mm0.53 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553765377
Side View
Table 59.0%Crown 34°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 59.9%

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 31
Current: $2,814 SGD|Low: $673 SGD|High: $2,890 SGD|Avg: $1,235 SGD|-2.7%
NZ Jewellers
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
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 15$673 SGD
Retailer 14$769 SGD
Retailer 8$827 SGD
Retailer 18$837 SGD
Retailer 9$857 SGD
Retailer 6$861 SGD
Retailer 16$886 SGD
Retailer 19$923 SGD
Retailer 11$932 SGD
Retailer 12$940 SGD
Retailer 3$978 SGD
Retailer 20$1,036 SGD
Retailer 10$1,072 SGD
Retailer 5$1,103 SGD
Retailer 2$1,113 SGD
Retailer 13$1,208 SGD
Retailer 7$1,241 SGD
Retailer 4$1,264 SGD
Retailer 17$2,083 SGD
Retailer 21$2,606 SGD
NZ Jewellers$2,814 SGD

19 data points across 21 retailers

25 retailers$673 SGD to $2,814 SGD

A
Cheapest Retailer
-
$673 SGD
₹50,151 INR
A
Retailer 2
-
$769 SGD
HK$4,700 HKD
View
A
Retailer 3
-
$827 SGD
$647 USD
View
Final sale: no returns
A
Retailer 4
-
$837 SGD
$655 USD
View
A
Retailer 5
-
$857 SGD
A$1,031 AUD
View
Retailer 6
-
$861 SGD
€642 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
$886 SGD
$693 USD
View
A
Retailer 8
-
$923 SGD
View
A
Retailer 9
-
$932 SGD
$729 USD
View
A
Retailer 10
-
$940 SGD
View
Retailer 11
-
$942 SGD
$737 USD
View
Price last confirmed 56 days ago
Retailer 12
-
$946 SGD
$740 USD
View
Price last confirmed 26 days ago
A
Retailer 13
-
$978 SGD
$765 USD
View
A
Retailer 14
-
$1,036 SGD
$810 USD
View
A
Retailer 15
-
$1,072 SGD
£660 GBP
View
Retailer 16
-
$1,088 SGD
$851 USD
View
Price last confirmed 56 days ago
B+
Retailer 17
-
$1,103 SGD
$863 USD
View
B+
Retailer 18
-
$1,113 SGD
£686 GBP
View
B+
Retailer 19
-
$1,208 SGD
€900 EUR
View
B+
Retailer 20
-
$1,241 SGD
$971 USD
View
B+
Retailer 21
-
$1,264 SGD
$989 USD
View
B
Retailer 22
-
$2,083 SGD
£1,283 GBP
View
B
Retailer 23
-
$2,606 SGD
CA$2,831 CAD
View
B
Retailer 24
-
$2,814 SGD
$2,201 USD
View
Most Expensive
NZ Jewellers
727d0893-1b88-4209-856f-2db241858072 · Sep 1
$2,956 SGD
$2,312 USD
View
Price last confirmed 61 days ago
24 more retailers have this diamond
Prices start from $673 SGDSave up to $2,141 SGD

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
$673 SGD