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Round|Natural|GIA

0.55ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2567143851

Certificate GIA 2567143851

Diamond specifications and retailer prices

From $579 SGD
As of November 6, 2026
Save $1,098 SGD (65%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,971 SGD at NZ Jewellers · As of September 15, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567143851. Listed at 15 retailers as of November 4, 2026, with a 190% 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2567143851
Dimensions5.23 × 5.25 × 3.30 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Crystal, Feather
Top View
5.23 mm5.25 mm0.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567143851
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.9%

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: $732 SGD|Low: $579 SGD|High: $1,725 SGD|Avg: $1,131 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3$579 SGD
Retailer 2$663 SGD
Retailer 1$732 SGD
Retailer 10$889 SGD
Retailer 6$1,083 SGD
Retailer 9$1,147 SGD
Retailer 4$1,179 SGD
Retailer 5$1,219 SGD
Retailer 7$1,415 SGD
Retailer 8$1,678 SGD

27 data points across 10 retailers

15 retailers$579 SGD to $1,678 SGD

A
Cheapest Retailer
-
$579 SGD
A
Retailer 2
-
$663 SGD
View
Final sale: no returns
A
Retailer 3
-
$732 SGD
View
A
Retailer 4
-
$889 SGD
View
Retailer 5
-
$947 SGD
View
Price last confirmed 53 days ago
Retailer 6
-
$983 SGD
View
Price last confirmed 38 days ago
B+
Retailer 7
-
$1,083 SGD
View
Retailer 8
-
$1,093 SGD
View
Price last confirmed 53 days ago
B+
Retailer 9
-
$1,147 SGD
View
B+
Retailer 10
-
$1,179 SGD
View
B+
Retailer 11
-
$1,219 SGD
View
B+
Retailer 12
-
$1,415 SGD
View
Retailer 13
-
$1,424 SGD
View
Price last confirmed 33 days ago
B
Retailer 14
-
$1,678 SGD
View
Most Expensive
NZ Jewellers
c453bd50-51f0-465c-9d50-67a4b18e2b86 · Sep 15
$2,971 SGD
$2,318 USD
View
Price last confirmed 52 days ago
14 more retailers have this diamond
Prices start from $579 SGDSave up to $1,098 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
$579 SGD