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Round|Natural|GIA

0.54ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7551800736

Certificate GIA 7551800736

Diamond specifications and retailer prices

From $672 SGD
As of November 6, 2026
Save $1,187 SGD (64%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,709 SGD at NZ Jewellers · As of September 1, 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 7551800736. Listed at 16 retailers as of November 4, 2026, with a 177% 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 angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7551800736
Dimensions5.15 × 5.18 × 3.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.15 mm5.18 mm0.54 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551800736
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

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 6
Current: $2,527 SGD|Low: $672 SGD|High: $2,686 SGD|Avg: $1,104 SGD|-5.9%
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
November 6, 2026
Retailer 6$672 SGD
Retailer 13$743 SGD
Retailer 10$792 SGD
Retailer 4$796 SGD
Retailer 7$838 SGD
Retailer 5$883 SGD
Retailer 3$930 SGD
Retailer 8$977 SGD
Retailer 9$992 SGD
Retailer 12$1,087 SGD
Retailer 2$1,119 SGD
Retailer 11$1,858 SGD
NZ Jewellers$2,527 SGD

29 data points across 13 retailers

16 retailers$672 SGD to $1,858 SGD

A
Cheapest Retailer
-
$672 SGD
A
Retailer 2
-
$743 SGD
View
Final sale: no returns
A
Retailer 3
-
$792 SGD
View
Retailer 4
-
$796 SGD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$838 SGD
View
Retailer 6
-
$856 SGD
View
Price last confirmed 60 days ago
Retailer 7
-
$883 SGD
View
Price last confirmed 12 days ago
Retailer 8
-
$930 SGD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$977 SGD
View
Retailer 10
-
$988 SGD
View
Price last confirmed 60 days ago
B+
Retailer 11
-
$992 SGD
View
B+
Retailer 12
-
$1,087 SGD
View
B+
Retailer 13
-
$1,119 SGD
View
B
Retailer 14
-
$1,858 SGD
View
Retailer 15
-
$2,527 SGD
View
Price last confirmed 10 days ago
Most Expensive
NZ Jewellers
974516c5-007e-40ad-a644-b074377f1d69 · Sep 1
$2,709 SGD
$2,114 USD
View
Price last confirmed 66 days ago
15 more retailers have this diamond
Prices start from $672 SGDSave up to $1,187 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
$672 SGD