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Round|Natural|GIA

1.24ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6555566402

Certificate GIA 6555566402

Diamond specifications and retailer prices

From $3,573 SGD
A$4,300 AUD
As of November 1, 2026
Save $1,435 SGD (29%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,009 SGD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 1.24ct natural round diamond

This 1.24ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555566402. Listed at 3 retailers as of November 1, 2026, with prices from $3,573 to $5,009, a $1,435 spread on the same certified stone. 77 Diamonds lists it at $5,009. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6555566402
Dimensions6.84 × 6.88 × 4.30 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
6.84 mm6.88 mm1.24 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555566402
Side View
Table 57.0%Crown 33.5°GirdlePavilion 41.6°CuletDepth 62.6%

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 1
Current: $5,009 SGD|Low: $3,573 SGD|High: $5,009 SGD|Avg: $4,307 SGD|+0.3%
77 Diamonds
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$3,573 SGD
Retailer 2$4,686 SGD
77 Diamonds$5,009 SGD

7 data points across 3 retailers

3 retailers$3,573 SGD to $5,009 SGD

B+
Cheapest Retailer
-
$3,573 SGD
A$4,300 AUD
B
Retailer 2
-
$4,686 SGD
€3,491 EUR
View
Most Expensive
B
77 Diamonds
RBZJTMCGNGA · Nov 2
$5,009 SGD
£3,085 GBP
View
2 more retailers have this diamond
Prices start from $3,573 SGDSave up to $1,435 SGD

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
$3,573 SGD