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Round|Natural|GIA

1.51ct H I1 Round Natural Diamond

VG • H/I1 • GIA 7443897498

Certificate GIA 7443897498

Diamond specifications and retailer prices

From $3,888 AUD
$2,725 USD
As of November 1, 2026
Save $4,693 AUD (55%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,581 AUD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 7443897498. Listed at 11 retailers as of November 1, 2026, with prices from $3,888 to $8,581, a $4,693 spread on the same certified stone. NZ Jewellers lists it at $8,581. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
H
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle38°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 7443897498
Dimensions7.19 × 7.13 × 4.56 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
7.19 mm7.13 mm1.51 ctH / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7443897498
Side View
Table 58.0%Crown 38°Girdle: MED-THKPavilion 40°Culet: NoneDepth 63.7%

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: $8,581 AUD|Low: $3,888 AUD|High: $9,035 AUD|Avg: $5,285 AUD|-3.8%
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 9$3,888 AUD
Retailer 13$3,995 AUD
Retailer 4$4,435 AUD
Retailer 10$4,462 AUD
Retailer 11$4,462 AUD
Retailer 3$4,635 AUD
Retailer 6$5,008 AUD
Retailer 7$5,008 AUD
Retailer 12$5,148 AUD
Retailer 8$5,165 AUD
Retailer 2$5,741 AUD
Retailer 5$6,326 AUD
NZ Jewellers$8,581 AUD

27 data points across 13 retailers

11 retailers$3,888 AUD to $8,581 AUD

A
Cheapest Retailer
-
$3,888 AUD
$2,725 USD
A
Retailer 2
-
$3,995 AUD
$2,800 USD
View
B+
Retailer 3
-
$4,462 AUD
$3,127 USD
View
B+
Retailer 4
-
$4,462 AUD
$3,127 USD
View
B+
Retailer 5
-
$4,635 AUD
$3,248 USD
View
B+
Retailer 6
-
$5,008 AUD
$3,510 USD
View
B+
Retailer 7
-
$5,008 AUD
$3,510 USD
View
B+
Retailer 8
-
$5,148 AUD
$3,608 USD
View
B+
Retailer 9
-
$5,165 AUD
$3,620 USD
View
B+
Retailer 10
-
$5,741 AUD
€3,832 EUR
View
Most Expensive
B
NZ Jewellers
47e04d49-e47d-43bf-a151-b0afd9aeb623 · Nov 2
$8,581 AUD
$6,014 USD
View
10 more retailers have this diamond
Prices start from $3,888 AUDSave up to $4,693 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
1.51ct Round
$3,888 AUD