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Round|Natural|GIA

1.50ct M SI2 Round Natural Diamond

VG • M/SI2 • GIA 2476331928

Certificate GIA 2476331928

Diamond specifications and retailer prices

From $2,340 AUD
As of November 4, 2026
Save $4,226 AUD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,565 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2476331928. Listed at 12 retailers as of November 4, 2026, with prices from $2,340 to $6,565, a $4,226 spread on the same certified stone. NZ Jewellers lists it at $6,565. 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
M
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 2476331928
Dimensions7.03 × 7.09 × 4.61 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
7.03 mm7.09 mm1.50 ctM / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2476331928
Side View
Table 55.0%Crown 38°Girdle: ThickPavilion 39.8°Culet: NoneDepth 65.3%

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 4
Current: $6,565 AUD|Low: $2,303 AUD|High: $6,565 AUD|Avg: $3,332 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
November 6, 2026
Retailer 7$2,340 AUD
Retailer 6$2,396 AUD
Retailer 10$2,837 AUD
Retailer 9$3,140 AUD
Retailer 3$3,141 AUD
Retailer 4$3,183 AUD
Retailer 11$3,286 AUD
Retailer 12$3,338 AUD
Retailer 8$3,624 AUD
Retailer 5$3,890 AUD
Retailer 2$4,144 AUD
NZ Jewellers$6,565 AUD

45 data points across 12 retailers

12 retailers$2,340 AUD to $6,565 AUD

B+
Cheapest Retailer
-
$2,340 AUD
A
Retailer 2
-
$2,396 AUD
View
B+
Retailer 3
-
$2,837 AUD
View
B+
Retailer 4
-
$3,140 AUD
View
Retailer 5
-
$3,141 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,183 AUD
View
B+
Retailer 7
-
$3,286 AUD
View
B+
Retailer 8
-
$3,338 AUD
View
B+
Retailer 9
-
$3,624 AUD
View
B+
Retailer 10
-
$3,890 AUD
View
B+
Retailer 11
-
$4,144 AUD
View
Most Expensive
C
NZ Jewellers
c696f560-8b58-4ed8-b99f-47743e458e91 · Nov 5
$6,565 AUD
$4,596 USD
View
11 more retailers have this diamond
Prices start from $2,340 AUDSave up to $4,226 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
$2,340 AUD