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Round|Natural|GIA

0.55ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6555218545

Certificate GIA 6555218545

Diamond specifications and retailer prices

From HK$4,025 HKD
As of November 6, 2026
Save HK$15,879 HKD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$26,517 HKD at NZ Jewellers · As of November 2, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555218545. Listed at 14 retailers as of November 2, 2026, with a 395% 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

0.55
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555218545
Dimensions5.22 × 5.26 × 3.25 mm
L/W Ratio1.01
Top View
5.22 mm5.26 mm0.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555218545
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.0%

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: Nov 6
Current: HK$26,517 HKD|Low: HK$3,562 HKD|High: HK$26,517 HKD|Avg: HK$7,355 HKD
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 2HK$4,025 HKD
Retailer 4HK$4,942 HKD
Retailer 5HK$6,308 HKD
Retailer 7HK$7,257 HKD
Retailer 6HK$7,986 HKD
Retailer 8HK$10,034 HKD
Retailer 3HK$10,873 HKD
Retailer 13HK$11,250 HKD
Retailer 10HK$11,376 HKD
Retailer 9HK$12,544 HKD
Retailer 11HK$14,419 HKD
Retailer 12HK$19,903 HKD
NZ JewellersHK$26,517 HKD

39 data points across 13 retailers

14 retailersHK$4,025 HKD to HK$19,903 HKD

A
Cheapest Retailer
-
HK$4,025 HKD
A
Retailer 2
-
HK$4,942 HKD
View
A
Retailer 3
-
HK$5,178 HKD
View
A
Retailer 4
-
HK$6,308 HKD
View
A
Retailer 5
-
HK$7,257 HKD
View
B+
Retailer 6
-
HK$7,986 HKD
View
B
Retailer 7
-
HK$10,034 HKD
View
Final sale: no returns
B
Retailer 8
-
HK$10,873 HKD
View
B
Retailer 9
-
HK$11,250 HKD
View
B
Retailer 10
-
HK$11,376 HKD
View
B
Retailer 11
-
HK$12,544 HKD
View
B
Retailer 12
-
HK$14,419 HKD
View
B
Retailer 13
-
HK$19,903 HKD
View
Most Expensive
NZ Jewellers
139f609a-e160-479d-86c8-182dc5e62dd1 · Nov 2
HK$26,517 HKD
$3,380 USD
View
Price under review
13 more retailers have this diamond
Prices start from HK$4,025 HKDSave up to HK$15,879 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$4,025 HKD