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Round|Natural|GIA

0.55ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 7552140145

Certificate GIA 7552140145

Diamond specifications and retailer prices

From $1,099 AUD
As of November 5, 2026
Save $2,646 AUD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,745 AUD at NZ Jewellers · As of November 6, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7552140145. Listed at 18 retailers as of November 5, 2026, with prices from $1,099 to $3,745, a $2,646 spread on the same certified stone. NZ Jewellers lists it at $3,745. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7552140145
Dimensions5.22 × 3.23 × 3.23 mm
L/W Ratio1.62
Culet sizeNone
Top View
5.22 mm3.23 mm0.55 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7552140145
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

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 5
Current: $3,745 AUD|Low: $1,080 AUD|High: $4,066 AUD|Avg: $1,711 AUD|-7.9%
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
November 6, 2026
Retailer 10$1,099 AUD
Retailer 3$1,102 AUD
Retailer 16$1,193 AUD
Retailer 13$1,240 AUD
Retailer 7$1,266 AUD
Retailer 4$1,332 AUD
Retailer 6$1,378 AUD
Retailer 9$1,415 AUD
Retailer 15$1,434 AUD
Retailer 14$1,482 AUD
Retailer 2$1,541 AUD
Retailer 11$1,843 AUD
Retailer 8$1,949 AUD
Retailer 5$2,048 AUD
Retailer 12$2,185 AUD
NZ Jewellers$3,745 AUD

35 data points across 16 retailers

18 retailers$1,099 AUD to $3,745 AUD

Retailer 1
-
$968 AUD
Price last confirmed 64 days ago
A
Retailer 2
-
$1,099 AUD
View
A
Retailer 3
-
$1,102 AUD
View
Final sale: no returns
A
Retailer 4
-
$1,186 AUD
View
A
Retailer 5
-
$1,193 AUD
View
A
Retailer 6
-
$1,240 AUD
View
B+
Retailer 7
-
$1,266 AUD
View
B+
Retailer 8
-
$1,332 AUD
View
B+
Retailer 9
-
$1,378 AUD
View
B+
Retailer 10
-
$1,415 AUD
View
B+
Retailer 11
-
$1,434 AUD
View
B+
Retailer 12
-
$1,482 AUD
View
B+
Retailer 13
-
$1,541 AUD
View
B+
Retailer 14
-
$1,843 AUD
View
Retailer 15
-
$1,949 AUD
View
Price last confirmed 34 days ago
B
Retailer 16
-
$2,048 AUD
View
B
Retailer 17
-
$2,185 AUD
View
Most Expensive
B
NZ Jewellers
70e0bad0-6649-4dd3-bdb8-296147b9b1f6 · Nov 6
$3,745 AUD
$2,573 USD
View
17 more retailers have this diamond
Prices start from $1,099 AUDSave up to $2,646 AUD

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
$1,099 AUD