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Round|Natural|GIA

0.90ct G I1 Round Natural Diamond

EX • G/I1 • GIA 6512082503

Certificate GIA 6512082503

Diamond specifications and retailer prices

From $1,403 AUD
HK$7,700 HKD
As of November 1, 2026
Save $3,175 AUD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,578 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6512082503. Listed at 10 retailers as of October 30, 2026, with prices from $1,403 to $4,578, a $3,175 spread on the same certified stone. NZ Jewellers lists it at $4,578. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.90
Carat
G
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6512082503
Dimensions6.13 × 6.17 × 3.84 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.13 mm6.17 mm0.90 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512082503
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

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 1
Current: $4,578 AUD|Low: $1,403 AUD|High: $5,354 AUD|Avg: $2,360 AUD|-14.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 8$1,403 AUD
Retailer 3$1,408 AUD
Retailer 6$1,708 AUD
Retailer 5$1,835 AUD
Retailer 9$1,885 AUD
Retailer 4$1,960 AUD
Retailer 10$1,972 AUD
Retailer 7$2,125 AUD
Retailer 2$2,549 AUD
NZ Jewellers$4,578 AUD

31 data points across 10 retailers

10 retailers$1,403 AUD to $4,578 AUD

A
Cheapest Retailer
-
$1,403 AUD
HK$7,700 HKD
A
Retailer 2
-
$1,408 AUD
₹94,202 INR
View
A
Retailer 3
-
$1,708 AUD
$1,200 USD
View
B+
Retailer 4
-
$1,835 AUD
$1,289 USD
View
B+
Retailer 5
-
$1,885 AUD
$1,324 USD
View
B+
Retailer 6
-
$1,960 AUD
$1,377 USD
View
B+
Retailer 7
-
$1,972 AUD
$1,385 USD
View
B+
Retailer 8
-
$2,125 AUD
$1,493 USD
View
B+
Retailer 9
-
$2,549 AUD
€1,705 EUR
View
Most Expensive
B
NZ Jewellers
5e8c1a13-c98c-4e2a-aca9-050645626dc0 · Oct 30
$4,578 AUD
$3,216 USD
View
9 more retailers have this diamond
Prices start from $1,403 AUDSave up to $3,175 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
0.90ct Round
$1,403 AUD