Round|Natural|GIA

1.24ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6502924192

Certificate GIA 6502924192

Diamond specifications and retailer prices

From $4,602 USD
As of November 5, 2026
Save $4,227 USD (48%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $8,829 USD 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6502924192. Listed at 7 retailers as of November 5, 2026, with prices from $4,602 to $8,829, a $4,227 spread on the same certified stone. Diamond Quarter lists it at $8,829. 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
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6502924192
Dimensions6.82 × 6.85 × 4.31 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
6.82 mm6.85 mm1.24 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6502924192
Side View
Table 57.0%Crown 34.5°Girdle: STK-STKPavilion 41.6°Culet: NoneDepth 63.0%

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 5
Current: $5,530 USD|Low: $3,662 USD|High: $8,729 USD|Avg: $6,098 USD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6$4,602 USD
Retailer 4$4,625 USD
Retailer 2$5,381 USD
Retailer 1$5,530 USD
Retailer 3$7,979 USD
Retailer 5$8,729 USD

27 data points across 6 retailers

7 retailers$4,602 USD to $8,829 USD

B+
Cheapest Retailer
-
$4,602 USD
B+
Retailer 2
-
$4,625 USD
View
Final sale: no returns
B+
Retailer 3
-
$5,381 USD
View
B+
Retailer 4
-
$5,530 USD
View
B
Retailer 5
-
$7,979 USD
View
B
Retailer 6
-
$8,729 USD
View
Most Expensive
B
Diamond Quarter
1.24SI1E65920A82N · Nov 5
$8,829 USD
£6,952 GBP
View
6 more retailers have this diamond
Prices start from $4,602 USDSave up to $4,227 USD

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
$4,602 USD