Round|Natural|GIA

1.50ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 6495882185

Shape and cutting style on the report: Round brilliant

Certificate GIA 6495882185

Diamond specifications and retailer prices

From $2,082 USD
As of November 5, 2026
Save $3,932 USD (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,014 USD 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6495882185. Listed at 14 retailers as of November 5, 2026, with prices from $2,082 to $6,014, a $3,932 spread on the same certified stone. NZ Jewellers lists it at $6,014. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
M
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6495882185
Dimensions7.27 × 7.31 × 4.56 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.27 mm7.31 mm1.50 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6495882185
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,132 USD|Low: $2,073 USD|High: $3,535 USD|Avg: $2,751 USD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3$2,082 USD
Retailer 5$2,086 USD
Retailer 7$2,576 USD
Retailer 6$2,625 USD
Retailer 8$2,815 USD
Retailer 9$2,987 USD
Retailer 1$3,132 USD
Retailer 4$3,200 USD
Retailer 2$3,511 USD

43 data points across 9 retailers

14 retailers$2,082 USD to $6,014 USD

A
Cheapest Retailer
-
$2,082 USD
A
Retailer 2
-
$2,086 USD
View
B+
Retailer 3
-
$2,576 USD
View
B+
Retailer 4
-
$2,625 USD
View
B+
Retailer 5
-
$2,815 USD
View
Retailer 6
-
$2,876 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$2,876 USD
View
B+
Retailer 8
-
$2,987 USD
View
B+
Retailer 9
-
$3,018 USD
View
B+
Retailer 10
-
$3,132 USD
View
B+
Retailer 11
-
$3,200 USD
View
B+
Retailer 12
-
$3,319 USD
View
B+
Retailer 13
-
$3,511 USD
View
Most Expensive
C
NZ Jewellers
983b77ee-52e9-4347-ae7c-1baa9bfd1310 · Nov 5
$6,014 USD
View
13 more retailers have this diamond
Prices start from $2,082 USDSave up to $3,932 USD

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
$2,082 USD