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0.55ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1563468794

Certificate GIA 1563468794

Diamond specifications and retailer prices

From $541 SGD
As of November 6, 2026
Save $1,129 SGD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,670 SGD at MOH London · As of November 1, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563468794. Listed at 16 retailers as of November 1, 2026, with prices from $541 to $1,670, a $1,129 spread on the same certified stone. MOH London lists it at $1,670. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
OriginNatural
Grading LabGIA
CertificateGIA 1563468794
Dimensions5.23 × 5.25 × 3.28 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Cloud
Top View
5.23 mm5.25 mm0.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1563468794
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilionCulet: NoneDepth 62.5%

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: $1,670 SGD|Low: $541 SGD|High: $1,698 SGD|Avg: $889 SGD|-0.2%
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
Retailer 15
Retailer 16
November 6, 2026
Retailer 2$541 SGD
Retailer 14$583 SGD
Retailer 8$623 SGD
Retailer 5$659 SGD
Retailer 4$720 SGD
Retailer 12$751 SGD
Retailer 6$768 SGD
Retailer 10$883 SGD
Retailer 16$883 SGD
Retailer 13$887 SGD
Retailer 9$919 SGD
Retailer 3$968 SGD
Retailer 11$987 SGD
Retailer 7$993 SGD
Retailer 15$1,102 SGD
MOH London$1,670 SGD

16 data points across 16 retailers

16 retailers$541 SGD to $1,670 SGD

A
Cheapest Retailer
-
$541 SGD
A
Retailer 2
-
$583 SGD
View
A
Retailer 3
-
$623 SGD
View
A
Retailer 4
-
$659 SGD
View
Final sale: no returns
A
Retailer 5
-
$720 SGD
View
A
Retailer 6
-
$751 SGD
View
A
Retailer 7
-
$768 SGD
View
A
Retailer 8
-
$883 SGD
View
A
Retailer 9
-
$883 SGD
View
A
Retailer 10
-
$887 SGD
View
A
Retailer 11
-
$919 SGD
View
B+
Retailer 12
-
$968 SGD
View
B+
Retailer 13
-
$987 SGD
View
B+
Retailer 14
-
$993 SGD
View
B+
Retailer 15
-
$1,102 SGD
View
Most Expensive
B
MOH London
A48B088C3 · Nov 1
$1,670 SGD
£1,026 GBP
View
15 more retailers have this diamond
Prices start from $541 SGDSave up to $1,129 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
$541 SGD