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Round|Natural|GIA

1.51ct G I1 Round Natural Diamond

EX • G/I1 • GIA 6355974999

Certificate GIA 6355974999

Diamond specifications and retailer prices

From $5,247 AUD
₹350,199 INR
As of November 2, 2026
Save $6,806 AUD (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $12,053 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 G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6355974999. Listed at 8 retailers as of November 2, 2026, with prices from $5,247 to $12,053, a $6,806 spread on the same certified stone. NZ Jewellers lists it at $12,053. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6355974999
Dimensions7.25 × 7.30 × 4.57 mm
L/W Ratio1.01
Top View
7.25 mm7.30 mm1.51 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6355974999
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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 2
Current: $12,053 AUD|Low: $5,236 AUD|High: $12,053 AUD|Avg: $7,141 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2$5,247 AUD
Retailer 7$6,033 AUD
Retailer 9$6,320 AUD
Retailer 4$6,918 AUD
Retailer 5$6,918 AUD
Retailer 6$6,918 AUD
Retailer 3$7,795 AUD
Retailer 8$7,982 AUD
NZ Jewellers$12,053 AUD

44 data points across 9 retailers

8 retailers$5,247 AUD to $12,053 AUD

A
Cheapest Retailer
-
$5,247 AUD
₹350,199 INR
B+
Retailer 2
-
$6,033 AUD
$4,228 USD
View
B+
Retailer 3
-
$6,918 AUD
$4,848 USD
View
B+
Retailer 4
-
$6,918 AUD
$4,848 USD
View
B+
Retailer 5
-
$6,918 AUD
$4,848 USD
View
B+
Retailer 6
-
$7,795 AUD
€5,203 EUR
View
B
Retailer 7
-
$7,982 AUD
$5,594 USD
View
Most Expensive
B
NZ Jewellers
cadf3a29-2bfe-4789-9cd7-a71f0dd6e76b · Nov 2
$12,053 AUD
$8,447 USD
View
7 more retailers have this diamond
Prices start from $5,247 AUDSave up to $6,806 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
$5,247 AUD