Round|Natural|GIA

1.24ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 5234101365

Certificate GIA 5234101365

Diamond specifications and retailer prices

From $2,820 NZD
As of November 5, 2026
Save $786 NZD (22%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,484 NZD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1.24ct natural round diamond

This 1.24ct natural round sits in the classic one-carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5234101365. Listed at 8 retailers as of November 5, 2026, with a 28% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.24
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5234101365
Dimensions6.79 × 6.84 × 4.28 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.79 mm6.84 mm1.24 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5234101365
Side View
Table 58.0%Crown 35.5°GirdlePavilion 41.2°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,245 NZD|Low: $2,636 NZD|High: $3,631 NZD|Avg: $2,932 NZD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6$2,636 NZD
Retailer 4$2,659 NZD
Retailer 5$2,659 NZD
Retailer 3$2,820 NZD
Retailer 1$3,245 NZD
Retailer 2$3,606 NZD

25 data points across 6 retailers

8 retailers$2,820 NZD to $3,606 NZD

Retailer 1
-
$2,659 NZD
Price last confirmed 29 days ago
Retailer 2
-
$2,659 NZD
View
Price last confirmed 29 days ago
Retailer 3
-
$2,782 NZD
View
Price last confirmed 38 days ago
B+
Retailer 4
-
$2,820 NZD
View
Retailer 5
-
$3,067 NZD
View
Price last confirmed 38 days ago
B+
Retailer 6
-
$3,245 NZD
View
B+
Retailer 7
-
$3,606 NZD
View
Most Expensive
NZ Jewellers
072f1001-0988-4506-9f5d-c0eeeb5c4326 · Sep 26
$6,484 NZD
$3,645 USD
View
Price last confirmed 40 days ago
7 more retailers have this diamond
Prices start from $2,820 NZDSave up to $786 NZD

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.

B+
1.24ct Round
$2,820 NZD