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0.55ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2566238867

Certificate GIA 2566238867

Diamond specifications and retailer prices

From $741 SGD
As of November 6, 2026
Save $1,078 SGD (59%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,818 SGD at MOH London · As of November 4, 2026
View at MOH London

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 2566238867. Listed at 14 retailers as of November 4, 2026, with prices from $741 to $1,818, a $1,078 spread on the same certified stone. MOH London lists it at $1,818. 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 angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566238867
Dimensions5.22 × 5.25 × 3.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather
Top View
5.22 mm5.25 mm0.55 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2566238867
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.9%

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: $1,818 SGD|Low: $736 SGD|High: $1,830 SGD|Avg: $1,123 SGD|-0.6%
MOH London
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
November 6, 2026
Retailer 2$741 SGD
Retailer 13$751 SGD
Retailer 4$917 SGD
Retailer 5$922 SGD
Retailer 14$941 SGD
Retailer 11$1,000 SGD
Retailer 8$1,041 SGD
Retailer 9$1,188 SGD
Retailer 10$1,199 SGD
Retailer 7$1,279 SGD
Retailer 6$1,311 SGD
Retailer 3$1,356 SGD
Retailer 12$1,406 SGD
MOH London$1,818 SGD

23 data points across 14 retailers

14 retailers$741 SGD to $1,818 SGD

A
Cheapest Retailer
-
$741 SGD
A
Retailer 2
-
$751 SGD
View
A
Retailer 3
-
$917 SGD
View
Final sale: no returns
Retailer 4
-
$922 SGD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$935 SGD
View
Retailer 6
-
$941 SGD
View
Price last confirmed 15 days ago
A
Retailer 7
-
$1,000 SGD
View
A
Retailer 8
-
$1,041 SGD
View
B+
Retailer 9
-
$1,188 SGD
View
B+
Retailer 10
-
$1,199 SGD
View
B+
Retailer 11
-
$1,279 SGD
View
B+
Retailer 12
-
$1,356 SGD
View
B+
Retailer 13
-
$1,406 SGD
View
Most Expensive
B
MOH London
864694A57 · Nov 4
$1,818 SGD
£1,121 GBP
View
13 more retailers have this diamond
Prices start from $741 SGDSave up to $1,078 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
$741 SGD