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Round|Natural|GIA

0.55ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 1439221140

Certificate GIA 1439221140

Diamond specifications and retailer prices

From $954 AUD
As of November 4, 2026
Save $2,771 AUD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,726 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1439221140. Listed at 14 retailers as of November 4, 2026, with prices from $954 to $3,726, a $2,771 spread on the same certified stone. NZ Jewellers lists it at $3,726. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1439221140
Dimensions5.24 × 5.28 × 3.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.24 mm5.28 mm0.55 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1439221140
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.1%

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 4
Current: $1,403 AUD|Low: $954 AUD|High: $2,201 AUD|Avg: $1,429 AUD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$954 AUD
Retailer 6$1,119 AUD
Retailer 7$1,159 AUD
Retailer 1$1,403 AUD
Retailer 2$1,423 AUD
Retailer 3$1,583 AUD
Retailer 4$2,173 AUD

44 data points across 7 retailers

14 retailers$954 AUD to $3,726 AUD

A
Cheapest Retailer
-
$954 AUD
Final sale: no returns
A
Retailer 2
-
$1,026 AUD
View
A
Retailer 3
-
$1,077 AUD
View
A
Retailer 4
-
$1,103 AUD
View
A
Retailer 5
-
$1,107 AUD
View
A
Retailer 6
-
$1,119 AUD
View
B+
Retailer 7
-
$1,159 AUD
View
B+
Retailer 8
-
$1,241 AUD
View
B+
Retailer 9
-
$1,403 AUD
View
B+
Retailer 10
-
$1,423 AUD
View
B+
Retailer 11
-
$1,583 AUD
View
B
Retailer 12
-
$2,173 AUD
View
B
Retailer 13
-
$3,337 AUD
View
Most Expensive
B
NZ Jewellers
3869501a-3e41-43ff-99fa-c45d9ecd08d0 · Nov 4
$3,726 AUD
$2,608 USD
View
13 more retailers have this diamond
Prices start from $954 AUDSave up to $2,771 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
$954 AUD