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Round|Natural|GIA

0.55ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6521444924

Certificate GIA 6521444924

Diamond specifications and retailer prices

From $680 SGD
$532 USD
As of November 2, 2026
Save $1,631 SGD (71%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,311 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct 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 6521444924. Listed at 17 retailers as of October 30, 2026, with prices from $680 to $2,311, a $1,631 spread on the same certified stone. NZ Jewellers lists it at $2,311. 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

0.55
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6521444924
Dimensions5.34 × 5.33 × 3.19 mm
L/W Ratio1.00
Top View
5.34 mm5.33 mm0.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6521444924
Side View
Table 62.0%Crown 34.5°Girdle: MED-THNPavilion 41°Culet: NoneDepth 59.7%

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 2
Current: $1,702 SGD|Low: $680 SGD|High: $1,722 SGD|Avg: $1,002 SGD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10$680 SGD
Retailer 9$749 SGD
Retailer 11$755 SGD
Retailer 3$793 SGD
Retailer 5$892 SGD
Retailer 4$953 SGD
Retailer 8$985 SGD
Retailer 6$1,088 SGD
Retailer 2$1,108 SGD
Retailer 7$1,137 SGD
Retailer 1$1,702 SGD

36 data points across 11 retailers

17 retailers$680 SGD to $2,311 SGD

A
Cheapest Retailer
-
$680 SGD
$532 USD
Final sale: no returns
Retailer 2
-
$737 SGD
$576 USD
View
Price last confirmed 48 days ago
Retailer 3
-
$749 SGD
$586 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$755 SGD
$590 USD
View
A
Retailer 5
-
$793 SGD
$620 USD
View
A
Retailer 6
-
$793 SGD
$620 USD
View
A
Retailer 7
-
$850 SGD
$665 USD
View
A
Retailer 8
-
$892 SGD
£549 GBP
View
A
Retailer 9
-
$905 SGD
$708 USD
View
B+
Retailer 10
-
$911 SGD
$712 USD
View
A
Retailer 11
-
$953 SGD
£587 GBP
View
B+
Retailer 12
-
$985 SGD
$770 USD
View
B+
Retailer 13
-
$1,088 SGD
€810 EUR
View
Retailer 14
-
$1,108 SGD
A$1,333 AUD
View
Price last confirmed 29 days ago
B+
Retailer 15
-
$1,137 SGD
ZAR 14,365 ZAR
View
B
Retailer 16
-
$1,702 SGD
£1,048 GBP
View
Most Expensive
B
NZ Jewellers
431c5930-d306-49c4-8845-2a1437e150fb · Oct 30
$2,311 SGD
$1,807 USD
View
16 more retailers have this diamond
Prices start from $680 SGDSave up to $1,631 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
0.55ct Round
$680 SGD