Radiant|Natural|GIA

4.23ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 6531257839

Certificate GIA 6531257839

Diamond specifications and retailer prices

From $57,395 USD
HK$448,400 HKD
As of October 29, 2026
Save $24,442 USD (30%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $81,837 USD at Yorxs · As of October 23, 2026
View at Yorxs

About this 4.23ct natural radiant diamond

This 4.23ct natural radiant sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6531257839. Listed at 11 retailers as of October 23, 2026, with prices from $57,395 to $81,837, a $24,442 spread on the same certified stone. Yorxs lists it at $81,837. 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

4.23
Carat
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6531257839
Dimensions10.47 × 8.60 × 5.35 mm
L/W Ratio1.22
Top View
10.47 mm8.60 mm4.23 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531257839
Side View
Table 67.0%CrownGirdle: ThickPavilionCulet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $73,374 USD|Low: $57,395 USD|High: $81,837 USD|Avg: $65,052 USD|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
October 29, 2026
Retailer 7$57,395 USD
Retailer 3$61,551 USD
Retailer 2$61,739 USD
Retailer 8$62,192 USD
Retailer 4$62,259 USD
Retailer 5$68,485 USD
Retailer 6$72,192 USD
Retailer 1$73,374 USD
Yorxs$81,837 USD

30 data points across 9 retailers

11 retailers$57,395 USD to $81,837 USD

A
Cheapest Retailer
-
$57,395 USD
HK$448,400 HKD
A
Retailer 2
-
$61,551 USD
View
A
Retailer 3
-
$61,739 USD
₹5,879,916 INR
View
A
Retailer 4
-
$62,192 USD
View
A
Retailer 5
-
$64,727 USD
A$99,580 AUD
View
A
Retailer 6
-
$66,221 USD
View
Price last confirmed 100 days ago
A
Retailer 7
-
$68,485 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
$71,939 USD
View
Price last confirmed 7 days ago
A
Retailer 9
-
$72,192 USD
£56,844 GBP
View
Price last confirmed 7 days ago
A
Retailer 10
-
$73,374 USD
£57,775 GBP
View
Most Expensive
B+
Yorxs
E7FD3D497 · Oct 23
$81,837 USD
€77,940 EUR
View
10 more retailers have this diamond
Prices start from $57,395 USDSave up to $24,442 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.

A
4.23ct Radiant
$57,395 USD