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Round|Natural|GIA

1.50ct M I1 Round Natural Diamond

EX • M/I1 • GIA 7421991733

Certificate GIA 7421991733

Diamond specifications and retailer prices

From $2,217 AUD
As of November 5, 2026
Save $3,854 AUD (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,071 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 M colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7421991733. Listed at 8 retailers as of November 5, 2026, with prices from $2,217 to $6,071, a $3,854 spread on the same certified stone. NZ Jewellers lists it at $6,071. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
M
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7421991733
Dimensions7.25 × 7.33 × 4.59 mm
L/W Ratio1.01
Top View
7.25 mm7.33 mm1.50 ctM / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7421991733
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 41°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 5
Current: $6,071 AUD|Low: $2,217 AUD|High: $6,071 AUD|Avg: $3,286 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$2,217 AUD
Retailer 7$2,623 AUD
Retailer 5$2,904 AUD
Retailer 6$2,904 AUD
Retailer 9$2,943 AUD
Retailer 4$3,038 AUD
Retailer 8$3,351 AUD
Retailer 2$3,936 AUD
NZ Jewellers$6,071 AUD

43 data points across 9 retailers

8 retailers$2,217 AUD to $6,071 AUD

A
Cheapest Retailer
-
$2,217 AUD
B+
Retailer 2
-
$2,623 AUD
View
Retailer 3
-
$2,904 AUD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$2,904 AUD
View
B+
Retailer 5
-
$3,038 AUD
View
B+
Retailer 6
-
$3,351 AUD
View
B+
Retailer 7
-
$3,936 AUD
View
Most Expensive
C
NZ Jewellers
1f0babb5-ef03-4e5e-a188-de540dcce113 · Nov 5
$6,071 AUD
$4,250 USD
View
7 more retailers have this diamond
Prices start from $2,217 AUDSave up to $3,854 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
$2,217 AUD