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Round|Natural|GIA

1.50ct F SI1 Round Natural Diamond

GD • F/SI1 • GIA 6531546081

Certificate GIA 6531546081

Diamond specifications and retailer prices

From $5,370 AUD
HK$29,400 HKD
As of November 1, 2026
Save $7,104 AUD (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,474 AUD at NZ Jewellers · As of November 2, 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 SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 6531546081. Listed at 21 retailers as of November 1, 2026, with prices from $5,370 to $12,474, a $7,104 spread on the same certified stone. NZ Jewellers lists it at $12,474. 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

1.50
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle39.5°
Pavilion angle39°
OriginNatural
Grading LabGIA
CertificateGIA 6531546081
Dimensions7.06 × 7.00 × 4.45 mm
L/W Ratio1.01
Top View
7.06 mm7.00 mm1.50 ctF / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6531546081
Side View
Table 60.0%Crown 39.5°Girdle: THK-VTKPavilion 39°Culet: NoneDepth 63.6%

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: $12,474 AUD|Low: $5,227 AUD|High: $12,474 AUD|Avg: $7,153 AUD|+3.2%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 1, 2026
Retailer 18$5,370 AUD
Retailer 4$5,429 AUD
Retailer 16$5,553 AUD
Retailer 6$5,565 AUD
Retailer 19$5,658 AUD
Retailer 5$5,700 AUD
Retailer 9$5,987 AUD
Retailer 8$6,136 AUD
Retailer 7$6,487 AUD
Retailer 10$6,487 AUD
Retailer 12$6,487 AUD
Retailer 21$6,792 AUD
Retailer 22$6,792 AUD
Retailer 20$7,020 AUD
Retailer 14$7,283 AUD
Retailer 15$7,321 AUD
Retailer 11$7,484 AUD
Retailer 2$7,614 AUD
Retailer 3$7,904 AUD
Retailer 17$8,801 AUD
Retailer 13$11,404 AUD
NZ Jewellers$12,474 AUD

35 data points across 22 retailers

21 retailers$5,370 AUD to $12,474 AUD

A
Cheapest Retailer
-
$5,370 AUD
HK$29,400 HKD
A
Retailer 2
-
$5,429 AUD
$3,805 USD
View
A
Retailer 3
-
$5,553 AUD
$3,892 USD
View
A
Retailer 4
-
$5,565 AUD
$3,900 USD
View
B+
Retailer 5
-
$5,658 AUD
$3,965 USD
View
B+
Retailer 6
-
$5,700 AUD
$3,995 USD
View
B+
Retailer 7
-
$5,987 AUD
$4,196 USD
View
Final sale: no returns
B+
Retailer 8
-
$6,136 AUD
$4,300 USD
View
B+
Retailer 9
-
$6,487 AUD
$4,546 USD
View
B+
Retailer 10
-
$6,487 AUD
$4,546 USD
View
B+
Retailer 11
-
$6,487 AUD
$4,546 USD
View
A
Retailer 12
-
$6,792 AUD
$4,760 USD
View
B+
Retailer 13
-
$6,792 AUD
$4,760 USD
View
A
Retailer 14
-
$7,020 AUD
$4,920 USD
View
Retailer 15
-
$7,283 AUD
View
Price last confirmed 23 days ago
B+
Retailer 16
-
$7,484 AUD
$5,245 USD
View
B+
Retailer 17
-
$7,614 AUD
€5,082 EUR
View
Retailer 18
-
$7,904 AUD
$5,539 USD
View
Price last confirmed 10 days ago
B+
Retailer 19
-
$8,801 AUD
ZAR 99,638 ZAR
View
B
Retailer 20
-
$11,404 AUD
£6,293 GBP
View
Most Expensive
B
NZ Jewellers
4b6f1b36-0cfc-4715-843e-c83fc4a11c2c · Nov 2
$12,474 AUD
$8,742 USD
View
20 more retailers have this diamond
Prices start from $5,370 AUDSave up to $7,104 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
$5,370 AUD