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Round|Natural|GIA

1.50ct H I1 Round Natural Diamond

EX • H/I1 • GIA 1425994947

Certificate GIA 1425994947

Diamond specifications and retailer prices

From $5,896 AUD
₹394,460 INR
As of October 31, 2026
Save $7,547 AUD (56%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $13,443 AUD at NZ Jewellers · As of October 30, 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 H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1425994947. Listed at 9 retailers as of October 30, 2026, with prices from $5,896 to $13,443, a $7,547 spread on the same certified stone. NZ Jewellers lists it at $13,443. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1425994947
Dimensions7.28 × 7.23 × 4.53 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Needle, Indented Natural
Top View
7.28 mm7.23 mm1.50 ctH / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1425994947
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

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: Oct 31
Current: $13,443 AUD|Low: $5,813 AUD|High: $13,443 AUD|Avg: $8,447 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4$5,896 AUD
Retailer 5$5,922 AUD
Retailer 2$6,351 AUD
Retailer 6$8,038 AUD
Retailer 7$8,038 AUD
Retailer 9$8,038 AUD
Retailer 3$9,055 AUD
Retailer 8$9,275 AUD
NZ Jewellers$13,443 AUD

45 data points across 9 retailers

9 retailers$5,896 AUD to $13,443 AUD

A
Cheapest Retailer
-
$5,896 AUD
₹394,460 INR
B+
Retailer 2
-
$5,922 AUD
HK$32,500 HKD
View
B+
Retailer 3
-
$6,351 AUD
$4,461 USD
View
B
Retailer 4
-
$8,038 AUD
$5,646 USD
View
B
Retailer 5
-
$8,038 AUD
$5,646 USD
View
B
Retailer 6
-
$8,038 AUD
$5,646 USD
View
B
Retailer 7
-
$9,055 AUD
€6,058 EUR
View
B
Retailer 8
-
$9,275 AUD
$6,515 USD
View
Most Expensive
B
NZ Jewellers
f4484272-04b6-4c74-8c0c-098e8d8d78c9 · Oct 30
$13,443 AUD
$9,443 USD
View
8 more retailers have this diamond
Prices start from $5,896 AUDSave up to $7,547 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
$5,896 AUD