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Round|Natural|GIA

1.51ct F I1 Round Natural Diamond

EX • F/I1 • GIA 3555674289

Certificate GIA 3555674289

Diamond specifications and retailer prices

From $6,515 AUD
$4,566 USD
As of November 1, 2026
Save $7,144 AUD (52%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $13,660 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 F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 3555674289. Listed at 10 retailers as of November 1, 2026, with prices from $6,515 to $13,660, a $7,144 spread on the same certified stone. NZ Jewellers lists it at $13,660. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 3555674289
Dimensions7.33 × 7.38 × 4.54 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle
Top View
7.33 mm7.38 mm1.51 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555674289
Side View
Table 60.0%Crown 33.5°Girdle: STK-STKPavilion 41.6°Culet: NoneDepth 61.8%

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: $13,660 AUD|Low: $6,515 AUD|High: $13,660 AUD|Avg: $8,646 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 5$6,515 AUD
Retailer 3$7,400 AUD
Retailer 4$7,400 AUD
Retailer 7$7,874 AUD
Retailer 8$8,362 AUD
Retailer 9$8,362 AUD
Retailer 6$8,537 AUD
Retailer 10$8,633 AUD
Retailer 2$9,204 AUD
NZ Jewellers$13,660 AUD

23 data points across 10 retailers

10 retailers$6,515 AUD to $13,660 AUD

A
Cheapest Retailer
-
$6,515 AUD
$4,566 USD
B+
Retailer 2
-
$7,400 AUD
$5,186 USD
View
B+
Retailer 3
-
$7,400 AUD
$5,186 USD
View
B+
Retailer 4
-
$7,874 AUD
$5,518 USD
View
B+
Retailer 5
-
$8,362 AUD
$5,860 USD
View
B
Retailer 6
-
$8,362 AUD
$5,860 USD
View
B+
Retailer 7
-
$8,537 AUD
$5,983 USD
View
B
Retailer 8
-
$8,633 AUD
$6,050 USD
View
B+
Retailer 9
-
$9,204 AUD
€6,143 EUR
View
Most Expensive
B
NZ Jewellers
4dc149b3-5526-4562-b583-fa90b9ffd56c · Nov 2
$13,660 AUD
$9,573 USD
View
9 more retailers have this diamond
Prices start from $6,515 AUDSave up to $7,144 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
$6,515 AUD