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Round|Natural|GIA

0.55ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7513318805

Certificate GIA 7513318805

Diamond specifications and retailer prices

From $1,079 AUD
As of November 6, 2026
Save $3,148 AUD (74%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,227 AUD 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 7513318805. Listed at 24 retailers as of November 4, 2026, with prices from $1,079 to $4,227, a $3,148 spread on the same certified stone. NZ Jewellers lists it at $4,227. 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
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7513318805
Dimensions5.26 × 5.24 × 3.24 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
5.26 mm5.24 mm0.55 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7513318805
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.8%

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: $1,734 AUD|Low: $1,271 AUD|High: $2,497 AUD|Avg: $1,815 AUD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$1,271 AUD
Retailer 3$1,553 AUD
Retailer 8$1,593 AUD
Retailer 5$1,687 AUD
Retailer 1$1,734 AUD
Retailer 4$1,740 AUD
Retailer 9$1,940 AUD
Retailer 2$2,026 AUD
Retailer 6$2,080 AUD
Retailer 7$2,468 AUD

34 data points across 10 retailers

24 retailers$1,079 AUD to $4,227 AUD

A
Cheapest Retailer
-
$1,079 AUD
A
Retailer 2
-
$1,227 AUD
View
Retailer 3
-
$1,267 AUD
View
Price last confirmed 82 days ago
A
Retailer 4
-
$1,271 AUD
View
Final sale: no returns
Retailer 5
-
$1,283 AUD
View
Price last confirmed 57 days ago
B+
Retailer 6
-
$1,350 AUD
View
B+
Retailer 7
-
$1,379 AUD
View
B+
Retailer 8
-
$1,431 AUD
View
Retailer 9
-
$1,480 AUD
View
Price last confirmed 60 days ago
B+
Retailer 10
-
$1,537 AUD
View
B+
Retailer 11
-
$1,553 AUD
View
B+
Retailer 12
-
$1,590 AUD
View
B+
Retailer 13
-
$1,593 AUD
View
B+
Retailer 14
-
$1,687 AUD
View
B+
Retailer 15
-
$1,734 AUD
View
B+
Retailer 16
-
$1,740 AUD
View
B+
Retailer 17
-
$1,940 AUD
View
Retailer 18
-
$2,026 AUD
View
Price last confirmed 32 days ago
B+
Retailer 19
-
$2,080 AUD
View
B
Retailer 20
-
$2,294 AUD
View
B
Retailer 21
-
$2,468 AUD
View
B
Retailer 22
-
$2,741 AUD
View
Retailer 23
-
$4,021 AUD
View
Price last confirmed 56 days ago
Most Expensive
B
NZ Jewellers
807e9239-6c79-4943-8760-ceb6cf39ea68 · Nov 4
$4,227 AUD
$2,959 USD
View
23 more retailers have this diamond
Prices start from $1,079 AUDSave up to $3,148 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
$1,079 AUD