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Round|Natural|GIA

0.55ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2558408841

Certificate GIA 2558408841

Diamond specifications and retailer prices

From $803 SGD
As of November 6, 2026
Save $2,578 SGD (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,381 SGD at NZ Jewellers · As of November 4, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2558408841. Listed at 21 retailers as of November 4, 2026, with prices from $803 to $3,381, a $2,578 spread on the same certified stone. NZ Jewellers lists it at $3,381. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2558408841
Dimensions5.28 × 5.30 × 3.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
5.28 mm5.30 mm0.55 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2558408841
Side View
Table 57.0%Crown 34.5°Girdle: Slightly ThickPavilion 40.8°Culet: NDepth 61.4%

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: $3,381 SGD|Low: $801 SGD|High: $3,381 SGD|Avg: $1,337 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 2$803 SGD
Retailer 3$817 SGD
Retailer 18$984 SGD
Retailer 12$995 SGD
Retailer 8$1,003 SGD
Retailer 9$1,012 SGD
Retailer 7$1,078 SGD
Retailer 17$1,084 SGD
Retailer 6$1,120 SGD
Retailer 14$1,128 SGD
Retailer 4$1,244 SGD
Retailer 10$1,259 SGD
Retailer 16$1,289 SGD
Retailer 15$1,291 SGD
Retailer 13$1,387 SGD
Retailer 11$1,450 SGD
Retailer 20$1,529 SGD
Retailer 5$1,751 SGD
Retailer 19$1,972 SGD
NZ Jewellers$3,381 SGD

21 data points across 20 retailers

21 retailers$803 SGD to $3,381 SGD

A
Cheapest Retailer
-
$803 SGD
A
Retailer 2
-
$817 SGD
View
A
Retailer 3
-
$984 SGD
View
A
Retailer 4
-
$995 SGD
View
Final sale: no returns
Retailer 5
-
$1,003 SGD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,003 SGD
View
Retailer 7
-
$1,012 SGD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$1,078 SGD
View
A
Retailer 9
-
$1,084 SGD
View
A
Retailer 10
-
$1,120 SGD
View
A
Retailer 11
-
$1,128 SGD
View
B+
Retailer 12
-
$1,244 SGD
View
B+
Retailer 13
-
$1,259 SGD
View
B+
Retailer 14
-
$1,289 SGD
View
B+
Retailer 15
-
$1,291 SGD
View
B+
Retailer 16
-
$1,387 SGD
View
B+
Retailer 17
-
$1,450 SGD
View
B+
Retailer 18
-
$1,529 SGD
View
B+
Retailer 19
-
$1,751 SGD
View
B
Retailer 20
-
$1,972 SGD
View
Most Expensive
B
NZ Jewellers
905770cf-109d-4dbb-96ea-e0d56c22b224 · Nov 4
$3,381 SGD
$2,647 USD
View
20 more retailers have this diamond
Prices start from $803 SGDSave up to $2,578 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
$803 SGD