CaratHunter
Plans
Round|Natural|GIA

1.24ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 6435911787

Certificate GIA 6435911787

Diamond specifications and retailer prices

From $1,910 AUD
As of November 6, 2026
Save $1,041 AUD (35%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,951 AUD at Blue Nile · As of October 31, 2026
View at Blue Nile

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6435911787. Listed at 2 retailers as of October 31, 2026, with prices from $1,910 to $2,951, a $1,041 spread on the same certified stone. Blue Nile lists it at $2,951. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6435911787
Dimensions6.86 × 6.89 × 4.30 mm
L/W Ratio1.00
Top View
6.86 mm6.89 mm1.24 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6435911787
Side View
Table 55.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 6
Current: $2,951 AUD|Low: $1,910 AUD|High: $3,267 AUD|Avg: $2,708 AUD
Blue Nile
Retailer 2
Retailer 3
November 6, 2026
Retailer 2$1,910 AUD
Blue Nile$2,951 AUD
Retailer 3$3,248 AUD

43 data points across 3 retailers

2 retailers$1,910 AUD to $2,951 AUD

A
Cheapest Retailer
-
$1,910 AUD
Most Expensive
B
Blue Nile
15459916 · Oct 31
$2,951 AUD
$2,066 USD
View
1 more retailer has this diamond
Prices start from $1,910 AUDSave up to $1,041 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
1.24ct Round
$1,910 AUD