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Round|Natural|GIA

1.50ct I IF Round Natural Diamond

EX • I/IF • GIA 2554581910

Certificate GIA 2554581910

Diamond specifications and retailer prices

From $9,782 AUD
As of November 1, 2026
Save $8,655 AUD (47%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $23,552 AUD at NZ Jewellers · As of September 1, 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 2554581910. Listed at 24 retailers as of November 1, 2026, with a 88% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2554581910
Dimensions7.25 × 7.29 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.25 mm7.29 mm1.50 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554581910
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.0%

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: $22,126 AUD|Low: $9,782 AUD|High: $22,126 AUD|Avg: $13,541 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 7$9,782 AUD
Retailer 15$10,115 AUD
Retailer 3$11,499 AUD
Retailer 9$11,618 AUD
Retailer 19$11,621 AUD
Retailer 5$12,004 AUD
Retailer 13$12,157 AUD
Retailer 18$12,211 AUD
Retailer 11$12,212 AUD
Retailer 8$12,285 AUD
Retailer 12$12,531 AUD
Retailer 4$13,229 AUD
Retailer 6$13,434 AUD
Retailer 2$13,671 AUD
Retailer 20$14,245 AUD
Retailer 10$14,302 AUD
Retailer 21$15,265 AUD
Retailer 14$15,469 AUD
Retailer 17$16,252 AUD
Retailer 16$18,438 AUD
NZ Jewellers$22,126 AUD

26 data points across 21 retailers

24 retailers$9,782 AUD to $18,438 AUD

A
Cheapest Retailer
-
$9,782 AUD
A
Retailer 2
-
$10,115 AUD
View
Retailer 3
-
$10,879 AUD
View
Price last confirmed 25 days ago
A
Retailer 4
-
$11,499 AUD
View
A
Retailer 5
-
$11,618 AUD
View
A
Retailer 6
-
$11,621 AUD
View
A
Retailer 7
-
$12,004 AUD
View
A
Retailer 8
-
$12,157 AUD
View
Retailer 9
-
$12,212 AUD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$12,285 AUD
View
Retailer 11
-
$12,531 AUD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$12,699 AUD
View
Retailer 13
-
$13,229 AUD
View
Price last confirmed 8 days ago
Retailer 14
-
$13,434 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$13,671 AUD
View
Retailer 16
-
$13,819 AUD
View
Price last confirmed 60 days ago
B+
Retailer 17
-
$14,245 AUD
View
B+
Retailer 18
-
$14,302 AUD
View
Retailer 19
-
$15,265 AUD
View
Price last confirmed 10 days ago
Retailer 20
-
$15,946 AUD
View
Price last confirmed 60 days ago
B+
Retailer 21
-
$16,252 AUD
View
B+
Retailer 22
-
$18,438 AUD
View
Retailer 23
-
$22,126 AUD
View
Price last confirmed 10 days ago
Most Expensive
NZ Jewellers
86067985-120e-402f-849d-a4fe02be4853 · Sep 1
$23,552 AUD
$16,487 USD
View
Price last confirmed 65 days ago
23 more retailers have this diamond
Prices start from $9,782 AUDSave up to $8,655 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
$9,782 AUD