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Round|Natural|GIA

1.51ct I I1 Round Natural Diamond

EX • I/I1 • GIA 5476841644

Certificate GIA 5476841644

Diamond specifications and retailer prices

From $3,699 AUD
HK$20,300 HKD
As of November 1, 2026
Save $4,992 AUD (57%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,691 AUD at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5476841644. Listed at 8 retailers as of October 30, 2026, with prices from $3,699 to $8,691, a $4,992 spread on the same certified stone. NZ Jewellers lists it at $8,691. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5476841644
Dimensions7.33 × 7.38 × 4.54 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.33 mm7.38 mm1.51 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5476841644
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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: $8,691 AUD|Low: $3,681 AUD|High: $8,814 AUD|Avg: $5,485 AUD|-1.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 2$3,699 AUD
Retailer 9$4,439 AUD
Retailer 10$4,564 AUD
Retailer 5$4,988 AUD
Retailer 6$4,988 AUD
Retailer 8$5,180 AUD
Retailer 7$5,756 AUD
Retailer 3$5,823 AUD
Retailer 4$5,840 AUD
Retailer 11$6,050 AUD
NZ Jewellers$8,691 AUD

31 data points across 11 retailers

8 retailers$3,699 AUD to $8,691 AUD

A
Cheapest Retailer
-
$3,699 AUD
HK$20,300 HKD
A
Retailer 2
-
$4,439 AUD
$3,118 USD
View
A
Retailer 3
-
$4,988 AUD
$3,504 USD
View
A
Retailer 4
-
$4,988 AUD
$3,504 USD
View
B+
Retailer 5
-
$5,180 AUD
$3,639 USD
View
B+
Retailer 6
-
$5,756 AUD
$4,043 USD
View
B+
Retailer 7
-
$5,840 AUD
€3,907 EUR
View
Most Expensive
B
NZ Jewellers
7c46195e-cddd-400e-bebb-7382ef01dc0a · Oct 30
$8,691 AUD
$6,105 USD
View
7 more retailers have this diamond
Prices start from $3,699 AUDSave up to $4,992 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
$3,699 AUD