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Round|Natural|GIA

0.55ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 1439221140

Certificate GIA 1439221140

Diamond specifications and retailer prices

From HK$5,241 HKD
$668 USD
As of October 31, 2026
Save HK$15,221 HKD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$20,462 HKD 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1439221140. Listed at 14 retailers as of October 30, 2026, with prices from HK$5,241 to HK$20,462, a HK$15,221 spread on the same certified stone. NZ Jewellers lists it at HK$20,462. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1439221140
Dimensions5.24 × 5.28 × 3.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.24 mm5.28 mm0.55 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1439221140
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.1%

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: HK$8,732 HKD|Low: HK$5,241 HKD|High: HK$12,096 HKD|Avg: HK$7,938 HKD|+3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 5HK$5,241 HKD
Retailer 6HK$6,143 HKD
Retailer 7HK$6,363 HKD
Retailer 2HK$7,751 HKD
Retailer 4HK$7,893 HKD
Retailer 1HK$8,732 HKD
Retailer 3HK$11,957 HKD

43 data points across 7 retailers

14 retailersHK$5,241 HKD to HK$20,462 HKD

A
Cheapest Retailer
-
HK$5,241 HKD
$668 USD
Final sale: no returns
A
Retailer 2
-
HK$5,637 HKD
$718 USD
View
A
Retailer 3
-
HK$5,916 HKD
$754 USD
View
A
Retailer 4
-
HK$6,057 HKD
$772 USD
View
A
Retailer 5
-
HK$6,087 HKD
A$1,194 AUD
View
A
Retailer 6
-
HK$6,143 HKD
$783 USD
View
B+
Retailer 7
-
HK$6,363 HKD
$811 USD
View
B+
Retailer 8
-
HK$6,818 HKD
$869 USD
View
B+
Retailer 9
-
HK$7,751 HKD
£778 GBP
View
B+
Retailer 10
-
HK$7,893 HKD
£792 GBP
View
B+
Retailer 11
-
HK$8,732 HKD
€1,060 EUR
View
B
Retailer 12
-
HK$11,957 HKD
£1,200 GBP
View
B
Retailer 13
-
HK$18,334 HKD
£1,840 GBP
View
Most Expensive
B
NZ Jewellers
3869501a-3e41-43ff-99fa-c45d9ecd08d0 · Oct 30
HK$20,462 HKD
$2,608 USD
View
13 more retailers have this diamond
Prices start from HK$5,241 HKDSave up to HK$15,221 HKD

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
HK$5,241 HKD