Round|Natural|GIA

0.90ct G I1 Round Natural Diamond

EX • G/I1 • GIA 6451569233

Certificate GIA 6451569233

Diamond specifications and retailer prices

From $1,840 USD
As of October 25, 2026
Save $1,084 USD (37%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,895 USD 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 6451569233. Listed at 12 retailers as of October 25, 2026, with a 59% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6451569233
Dimensions6.15 × 6.12 × 3.83 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
6.15 mm6.12 mm0.90 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6451569233
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

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 25
Current: $4,895 USD|Low: $1,788 USD|High: $4,895 USD|Avg: $2,492 USD
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
October 30, 2026
Retailer 6$1,788 USD
Retailer 7$1,840 USD
Retailer 9$1,881 USD
Retailer 5$1,916 USD
Retailer 10$2,121 USD
Retailer 12$2,121 USD
Retailer 8$2,219 USD
Retailer 3$2,430 USD
Retailer 4$2,430 USD
Retailer 11$2,447 USD
Retailer 14$2,510 USD
Retailer 2$2,924 USD
Retailer 13$3,343 USD
NZ Jewellers$4,895 USD

18 data points across 14 retailers

12 retailers$1,840 USD to $2,924 USD

B+
Cheapest Retailer
-
$1,840 USD
B+
Retailer 2
-
$1,881 USD
View
B
Retailer 3
-
$1,916 USD
View
B
Retailer 4
-
$2,121 USD
View
B
Retailer 5
-
$2,121 USD
View
B
Retailer 6
-
$2,219 USD
View
B
Retailer 7
-
$2,430 USD
View
B
Retailer 8
-
$2,430 USD
View
B
Retailer 9
-
$2,447 USD
View
B
Retailer 10
-
$2,510 USD
View
B
Retailer 11
-
$2,924 USD
€2,785 EUR
View
Most Expensive
NZ Jewellers
28d0dc31-32fa-4305-85c5-59a5c8348c40 · Oct 30
$4,895 USD
View
Price under review
11 more retailers have this diamond
Prices start from $1,840 USDSave up to $1,084 USD

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+
0.90ct Round
$1,840 USD