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Round|Natural|GIA

1.24ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2516080929

Certificate GIA 2516080929

Diamond specifications and retailer prices

From $5,379 AUD
As of November 6, 2026
Save $5,454 AUD (50%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,834 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.24ct natural round diamond

This 1.24ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2516080929. Listed at 8 retailers as of November 5, 2026, with prices from $5,379 to $10,834, a $5,454 spread on the same certified stone. Diamond Quarter lists it at $10,834. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2516080929
Dimensions6.81 × 6.85 × 4.32 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.81 mm6.85 mm1.24 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2516080929
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.2%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $5,576 AUD|Low: $4,254 AUD|High: $10,153 AUD|Avg: $7,063 AUD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$5,379 AUD
Retailer 7$5,474 AUD
Retailer 1$5,576 AUD
Retailer 3$6,463 AUD
Retailer 2$6,654 AUD
Retailer 4$9,745 AUD
Retailer 6$10,153 AUD

40 data points across 7 retailers

8 retailers$5,379 AUD to $10,834 AUD

B+
Cheapest Retailer
-
$5,379 AUD
Final sale: no returns
B+
Retailer 2
-
$5,474 AUD
View
B+
Retailer 3
-
$5,576 AUD
View
B+
Retailer 4
-
$6,463 AUD
View
B+
Retailer 5
-
$6,654 AUD
View
B
Retailer 6
-
$9,745 AUD
View
B
Retailer 7
-
$10,153 AUD
View
Most Expensive
B
Diamond Quarter
1.24SI1H2529094DN · Nov 5
$10,834 AUD
£5,861 GBP
View
7 more retailers have this diamond
Prices start from $5,379 AUDSave up to $5,454 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.

B+
1.24ct Round
$5,379 AUD