Round|Natural|GIA

0.73ct H I1 Round Natural Diamond

EX • H/I1 • GIA 1428082493

Certificate GIA 1428082493

Diamond specifications and retailer prices

From $1,150 USD
As of November 1, 2026
Save $819 USD (42%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,462 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.73ct natural round diamond

This 0.73ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1428082493. Listed at 12 retailers as of November 1, 2026, with a 71% 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

0.73
Carat
H
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1428082493
Dimensions5.79 × 5.76 × 3.57 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Culet sizeNone
Top View
5.79 mm5.76 mm0.73 ctH / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1428082493
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.9%

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: Nov 1
Current: $3,462 USD|Low: $1,150 USD|High: $3,462 USD|Avg: $1,624 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
November 1, 2026
Retailer 6$1,150 USD
Retailer 5$1,191 USD
Retailer 8$1,227 USD
Retailer 9$1,286 USD
Retailer 11$1,286 USD
Retailer 7$1,335 USD
Retailer 10$1,484 USD
Retailer 3$1,520 USD
Retailer 4$1,520 USD
Retailer 13$1,570 USD
Retailer 2$1,969 USD
Retailer 12$2,066 USD
NZ Jewellers$3,462 USD

21 data points across 13 retailers

12 retailers$1,150 USD to $1,969 USD

B+
Cheapest Retailer
-
$1,150 USD
B+
Retailer 2
-
$1,191 USD
View
B
Retailer 3
-
$1,227 USD
View
B
Retailer 4
-
$1,286 USD
View
B
Retailer 5
-
$1,286 USD
View
B
Retailer 6
-
$1,335 USD
View
B
Retailer 7
-
$1,484 USD
View
B
Retailer 8
-
$1,520 USD
View
B
Retailer 9
-
$1,520 USD
View
B
Retailer 10
-
$1,570 USD
View
B
Retailer 11
-
$1,969 USD
€1,875 EUR
View
Most Expensive
NZ Jewellers
d4247145-dbe3-48bb-9d28-3dfffaf6cb56 · Oct 30
$3,462 USD
View
Price under review
11 more retailers have this diamond
Prices start from $1,150 USDSave up to $819 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+
0.73ct Round
$1,150 USD