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Round|Natural|GIA

1.51ct F SI2 Round Natural Diamond

GD • F/SI2 • GIA 5533467146

Certificate GIA 5533467146

Diamond specifications and retailer prices

From $4,986 AUD
HK$27,300 HKD
As of November 1, 2026
Save $6,582 AUD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,568 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 SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 5533467146. Listed at 17 retailers as of November 1, 2026, with prices from $4,986 to $11,568, a $6,582 spread on the same certified stone. NZ Jewellers lists it at $11,568. 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
F
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 5533467146
Dimensions6.98 × 6.93 × 4.63 mm
L/W Ratio1.01
Top View
6.98 mm6.93 mm1.51 ctF / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5533467146
Side View
Table 59.0%Crown 40°Girdle: THK-VTKPavilion 40.4°Culet: NoneDepth 66.8%

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: $11,568 AUD|Low: $4,839 AUD|High: $11,658 AUD|Avg: $6,545 AUD|-0.8%
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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 13$4,986 AUD
Retailer 8$5,011 AUD
Retailer 12$5,173 AUD
Retailer 4$5,180 AUD
Retailer 14$5,294 AUD
Retailer 6$5,295 AUD
Retailer 5$5,552 AUD
Retailer 2$5,993 AUD
Retailer 3$6,016 AUD
Retailer 7$6,016 AUD
Retailer 16$6,016 AUD
Retailer 9$6,560 AUD
Retailer 15$6,940 AUD
Retailer 10$7,060 AUD
Retailer 11$10,576 AUD
NZ Jewellers$11,568 AUD

38 data points across 16 retailers

17 retailers$4,986 AUD to $11,568 AUD

A
Cheapest Retailer
-
$4,986 AUD
HK$27,300 HKD
A
Retailer 2
-
$5,011 AUD
$3,512 USD
View
A
Retailer 3
-
$5,173 AUD
$3,625 USD
View
A
Retailer 4
-
$5,180 AUD
$3,630 USD
View
B+
Retailer 5
-
$5,294 AUD
$3,710 USD
View
B+
Retailer 6
-
$5,295 AUD
$3,711 USD
View
B+
Retailer 7
-
$5,552 AUD
$3,891 USD
View
Final sale: no returns
B+
Retailer 8
-
$5,993 AUD
$4,200 USD
View
B+
Retailer 9
-
$6,016 AUD
$4,216 USD
View
B+
Retailer 10
-
$6,016 AUD
$4,216 USD
View
B+
Retailer 11
-
$6,016 AUD
$4,216 USD
View
A
Retailer 12
-
$6,560 AUD
£3,620 GBP
View
B+
Retailer 13
-
$6,940 AUD
$4,864 USD
View
B+
Retailer 14
-
$7,060 AUD
€4,712 EUR
View
Retailer 15
-
$7,390 AUD
$5,179 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
$10,576 AUD
£5,836 GBP
View
Most Expensive
B
NZ Jewellers
29eeff5b-9c1f-4b8c-a62c-76bb6bf21799 · Nov 2
$11,568 AUD
$8,107 USD
View
16 more retailers have this diamond
Prices start from $4,986 AUDSave up to $6,582 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
$4,986 AUD