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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 $655 SGD
As of November 6, 2026
Save $2,585 SGD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,317 SGD 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,317 SGD|Low: $580 SGD|High: $4,317 SGD|Avg: $1,197 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
November 6, 2026
Retailer 2$655 SGD
Retailer 4$805 SGD
Retailer 5$1,027 SGD
Retailer 7$1,182 SGD
Retailer 6$1,300 SGD
Retailer 8$1,634 SGD
Retailer 3$1,770 SGD
Retailer 13$1,832 SGD
Retailer 10$1,852 SGD
Retailer 9$2,042 SGD
Retailer 11$2,348 SGD
Retailer 12$3,241 SGD
NZ Jewellers$4,317 SGD

39 data points across 13 retailers

14 retailers$655 SGD to $3,241 SGD

A
Cheapest Retailer
-
$655 SGD
A
Retailer 2
-
$805 SGD
View
A
Retailer 3
-
$843 SGD
View
A
Retailer 4
-
$1,027 SGD
View
A
Retailer 5
-
$1,182 SGD
View
B+
Retailer 6
-
$1,300 SGD
View
B
Retailer 7
-
$1,634 SGD
View
Final sale: no returns
B
Retailer 8
-
$1,770 SGD
View
B
Retailer 9
-
$1,832 SGD
View
B
Retailer 10
-
$1,852 SGD
View
B
Retailer 11
-
$2,042 SGD
View
B
Retailer 12
-
$2,348 SGD
View
B
Retailer 13
-
$3,241 SGD
View
Most Expensive
NZ Jewellers
139f609a-e160-479d-86c8-182dc5e62dd1 · Nov 2
$4,317 SGD
$3,380 USD
View
Price under review
13 more retailers have this diamond
Prices start from $655 SGDSave up to $2,585 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
$655 SGD