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Round|Natural|GIA

1.50ct I IF Round Natural Diamond

EX • I/IF • GIA 1399868716

Certificate GIA 1399868716

Diamond specifications and retailer prices

From $9,821 AUD
As of November 1, 2026
Save $12,197 AUD (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $22,017 AUD at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1399868716. Listed at 20 retailers as of November 1, 2026, with prices from $9,821 to $22,017, a $12,197 spread on the same certified stone. NZ Jewellers lists it at $22,017. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1399868716
Dimensions7.42 × 7.36 × 4.46 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.42 mm7.36 mm1.50 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1399868716
Side View
Table 59.0%Crown 33.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 60.4%

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: $22,017 AUD|Low: $9,821 AUD|High: $22,017 AUD|Avg: $13,233 AUD
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
November 6, 2026
Retailer 5$9,821 AUD
Retailer 12$10,308 AUD
Retailer 11$10,971 AUD
Retailer 13$11,007 AUD
Retailer 9$11,008 AUD
Retailer 2$12,005 AUD
Retailer 3$12,249 AUD
Retailer 10$12,405 AUD
Retailer 4$14,236 AUD
Retailer 7$14,272 AUD
Retailer 6$16,059 AUD
Retailer 8$18,295 AUD
NZ Jewellers$22,017 AUD

37 data points across 13 retailers

20 retailers$9,821 AUD to $22,017 AUD

A
Cheapest Retailer
-
$9,821 AUD
A
Retailer 2
-
$10,308 AUD
View
A
Retailer 3
-
$10,971 AUD
View
A
Retailer 4
-
$11,007 AUD
View
Final sale: no returns
Retailer 5
-
$11,008 AUD
View
Price last confirmed 8 days ago
Retailer 6
-
$11,927 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$12,005 AUD
View
Retailer 8
-
$12,109 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$12,249 AUD
View
Retailer 10
-
$12,405 AUD
View
Price last confirmed 14 days ago
B+
Retailer 11
-
$13,085 AUD
View
B+
Retailer 12
-
$13,085 AUD
View
B+
Retailer 13
-
$13,514 AUD
View
B+
Retailer 14
-
$13,761 AUD
View
B+
Retailer 15
-
$14,236 AUD
View
B+
Retailer 16
-
$14,272 AUD
View
Retailer 17
-
$14,496 AUD
View
Price last confirmed 14 days ago
B+
Retailer 18
-
$16,059 AUD
View
B+
Retailer 19
-
$18,295 AUD
View
Most Expensive
B
NZ Jewellers
ba7d7297-90c3-42e4-9d62-a8fa388545c6 · Nov 5
$22,017 AUD
$15,413 USD
View
19 more retailers have this diamond
Prices start from $9,821 AUDSave up to $12,197 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
$9,821 AUD