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Round|Natural|GIA

0.54ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1565440501

Certificate GIA 1565440501

Diamond specifications and retailer prices

From $830 SGD
As of November 4, 2026
Save $1,244 SGD (60%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,822 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.54ct natural round diamond

This 0.54ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565440501. 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. 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

0.54
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1565440501
Dimensions5.24 × 5.23 × 3.22 mm
L/W Ratio1.00
Key to symbols
Crystal
Top View
5.24 mm5.23 mm0.54 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565440501
Side View
Table 57.0%Crown 34°Girdle: Med. - Sli. ThickPavilion 40.8°Culet: NDepth 61.4%

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 4
Current: $2,822 SGD|Low: $813 SGD|High: $2,822 SGD|Avg: $1,218 SGD
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
November 5, 2026
Retailer 7$813 SGD
Retailer 4$830 SGD
Retailer 11$891 SGD
Retailer 14$900 SGD
Retailer 15$934 SGD
Retailer 13$1,038 SGD
Retailer 5$1,092 SGD
Retailer 9$1,094 SGD
Retailer 2$1,098 SGD
Retailer 3$1,128 SGD
Retailer 6$1,233 SGD
Retailer 8$1,270 SGD
Retailer 10$1,388 SGD
Retailer 12$2,075 SGD
NZ Jewellers$2,822 SGD

24 data points across 15 retailers

15 retailers$830 SGD to $2,075 SGD

Retailer 1
-
$813 SGD
Price last confirmed 23 days ago
A
Retailer 2
-
$830 SGD
View
Final sale: no returns
A
Retailer 3
-
$891 SGD
View
Retailer 4
-
$900 SGD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$934 SGD
View
Retailer 6
-
$1,038 SGD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$1,092 SGD
View
B+
Retailer 8
-
$1,094 SGD
View
B+
Retailer 9
-
$1,098 SGD
View
B+
Retailer 10
-
$1,128 SGD
View
B
Retailer 11
-
$1,233 SGD
View
B+
Retailer 12
-
$1,270 SGD
View
B
Retailer 13
-
$1,388 SGD
View
B
Retailer 14
-
$2,075 SGD
View
Most Expensive
NZ Jewellers
d9a2cbb4-40cd-4faa-b5ab-c230d1c68559 · Oct 30
$2,822 SGD
$2,202 USD
View
Price last confirmed 7 days ago
14 more retailers have this diamond
Prices start from $830 SGDSave up to $1,244 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
0.54ct Round
$830 SGD