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1.37ct M SI1 Round Natural Diamond

EX • M/SI1 • HRD 240000195339

Shape and cutting style on the report: Brilliant

Certificate HRD 240000195339

Diamond specifications and retailer prices

From $2,103 AUD
As of November 5, 2026
Save $3,027 AUD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,130 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.37ct natural round diamond

This 1.37ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by HRD 240000195339. Listed at 6 retailers as of November 5, 2026, with prices from $2,103 to $5,130, a $3,027 spread on the same certified stone. NZ Jewellers lists it at $5,130. 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

1.37
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.8°
OriginNatural
Grading LabHRD
CertificateHRD 240000195339
Dimensions7.02 × 7.06 × 4.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.02 mm7.06 mm1.37 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 240000195339
Side View
Table 58.0%Crown 36.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 63.0%

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: $5,130 AUD|Low: $2,103 AUD|High: $5,130 AUD|Avg: $2,764 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 3$2,103 AUD
Retailer 5$2,103 AUD
Retailer 6$2,200 AUD
Retailer 4$2,427 AUD
Retailer 2$2,918 AUD
NZ Jewellers$5,130 AUD

25 data points across 6 retailers

6 retailers$2,103 AUD to $5,130 AUD

A
Cheapest Retailer
-
$2,103 AUD
Retailer 2
-
$2,103 AUD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$2,200 AUD
View
B+
Retailer 4
-
$2,427 AUD
View
B+
Retailer 5
-
$2,918 AUD
View
Most Expensive
C
NZ Jewellers
048884f6-4be2-4879-a001-88623786eff5 · Nov 5
$5,130 AUD
$3,591 USD
View
5 more retailers have this diamond
Prices start from $2,103 AUDSave up to $3,027 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
1.37ct Round
$2,103 AUD