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Round|Natural|GIA

1.50ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 5536971455

Certificate GIA 5536971455

Diamond specifications and retailer prices

From $5,788 AUD
$4,066 USD
As of October 30, 2026
Save $4,781 AUD (45%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,086 AUD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5536971455. Listed at 16 retailers as of October 30, 2026, with a 83% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5536971455
Dimensions7.30 × 7.24 × 4.56 mm
L/W Ratio1.01
Top View
7.30 mm7.24 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5536971455
Side View
Table 57.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $11,904 AUD|Low: $5,788 AUD|High: $12,247 AUD|Avg: $7,862 AUD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$5,788 AUD
Retailer 10$6,124 AUD
Retailer 6$6,556 AUD
Retailer 9$6,634 AUD
Retailer 3$6,833 AUD
Retailer 7$6,850 AUD
Retailer 2$7,046 AUD
Retailer 5$7,477 AUD
Retailer 11$8,112 AUD
Retailer 4$10,569 AUD
NZ Jewellers$11,904 AUD

24 data points across 11 retailers

16 retailers$5,788 AUD to $10,569 AUD

A
Cheapest Retailer
-
$5,788 AUD
$4,066 USD
A
Retailer 2
-
$6,124 AUD
$4,302 USD
View
Final sale: no returns
A
Retailer 3
-
$6,556 AUD
£3,626 GBP
View
A
Retailer 4
-
$6,634 AUD
$4,660 USD
View
Retailer 5
-
$6,833 AUD
$4,800 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$6,850 AUD
$4,811 USD
View
Retailer 7
-
$6,932 AUD
$4,869 USD
View
Price last confirmed 17 days ago
Retailer 8
-
$6,932 AUD
$4,869 USD
View
Price last confirmed 16 days ago
A
Retailer 9
-
$7,046 AUD
£3,897 GBP
View
Retailer 10
-
$7,226 AUD
$5,076 USD
View
Price last confirmed 33 days ago
A
Retailer 11
-
$7,477 AUD
€5,002 EUR
View
Retailer 12
-
$8,112 AUD
$5,698 USD
View
Price last confirmed 11 days ago
Retailer 13
-
$8,338 AUD
$5,857 USD
View
Price last confirmed 34 days ago
B+
Retailer 14
-
$10,569 AUD
£5,846 GBP
View
Retailer 15
-
$11,904 AUD
$8,362 USD
View
Price last confirmed 12 days ago
Most Expensive
NZ Jewellers
25069d8c-1369-43b5-993e-70b7592da8f7 · Sep 26
$12,086 AUD
$8,490 USD
View
Price last confirmed 35 days ago
15 more retailers have this diamond
Prices start from $5,788 AUDSave up to $4,781 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
1.50ct Round
$5,788 AUD