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Round|Natural|GIA

0.55ct D I1 Round Natural Diamond

EX • D/I1 • GIA 1299856166

Certificate GIA 1299856166

Diamond specifications and retailer prices

From $1,187 AUD
$834 USD
As of October 29, 2026
Save $597 AUD (33%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,785 AUD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

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 I1 clarity (included), with a top-tier cut grade and certified by GIA 1299856166. Listed at 7 retailers as of October 26, 2026, with prices from $1,187 to $1,785, a $597 spread on the same certified stone. Wholesale Diamonds Direct lists it at $1,785. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.55
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1299856166
Dimensions5.21 × 5.19 × 3.29 mm
L/W Ratio1.00
Culet sizeNone
Top View
5.21 mm5.19 mm0.55 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1299856166
Side View
Table 56.0%CrownGirdle: Slightly Thick-ThinPavilionCulet: NoneDepth 63.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,638 AUD|Low: $1,187 AUD|High: $1,785 AUD|Avg: $1,455 AUD|+2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Wholesale Diamonds Direct
November 1, 2026
Retailer 2$1,187 AUD
Retailer 3$1,204 AUD
Retailer 4$1,409 AUD
Retailer 5$1,409 AUD
Retailer 6$1,452 AUD
Retailer 1$1,638 AUD
Wholesale Diamonds Direct$1,785 AUD

19 data points across 7 retailers

7 retailers$1,187 AUD to $1,785 AUD

B+
Cheapest Retailer
-
$1,187 AUD
$834 USD
B+
Retailer 2
-
$1,204 AUD
$846 USD
View
B
Retailer 3
-
$1,409 AUD
$990 USD
View
B
Retailer 4
-
$1,409 AUD
$990 USD
View
B
Retailer 5
-
$1,452 AUD
$1,020 USD
View
B
Retailer 6
-
$1,638 AUD
€1,096 EUR
View
Most Expensive
B
Wholesale Diamonds Direct
229586335 · Oct 26
$1,785 AUD
$1,254 USD
View
6 more retailers have this diamond
Prices start from $1,187 AUDSave up to $597 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.

B+
0.55ct Round
$1,187 AUD