Round|Natural|GIA

4.23ct H IF Round Natural Diamond

EX • H/IF • GIA 2468327663

Certificate GIA 2468327663

Diamond specifications and retailer prices

From $123,595 USD
£97,319 GBP
As of October 31, 2026
Save $75,212 USD (38%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $198,807 USD at MOH London · As of October 29, 2026
View at MOH London

About this 4.23ct natural round diamond

This 4.23ct natural round sits in the three to five carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2468327663. Listed at 10 retailers as of October 29, 2026, with prices from $123,595 to $198,807, a $75,212 spread on the same certified stone. MOH London lists it at $198,807. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

4.23
Carat
H
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2468327663
Dimensions10.24 × 10.30 × 6.40 mm
L/W Ratio1.01
Top View
10.24 mm10.30 mm4.23 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2468327663
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

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: Oct 31
Current: $198,807 USD|Low: $123,595 USD|High: $200,130 USD|Avg: $144,856 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 2$123,595 USD
Retailer 5$125,785 USD
Retailer 6$128,568 USD
Retailer 4$131,007 USD
Retailer 7$131,894 USD
Retailer 10$134,216 USD
Retailer 9$139,762 USD
Retailer 3$153,634 USD
Retailer 8$157,233 USD
MOH London$198,807 USD

20 data points across 10 retailers

10 retailers$123,595 USD to $198,807 USD

B+
Cheapest Retailer
-
$123,595 USD
£97,319 GBP
B+
Retailer 2
-
$125,785 USD
View
Final sale: no returns
Retailer 3
-
$128,568 USD
View
Price last confirmed 26 days ago
B+
Retailer 4
-
$131,007 USD
£103,155 GBP
View
Retailer 5
-
$131,894 USD
View
Price last confirmed 33 days ago
B
Retailer 6
-
$134,216 USD
View
B
Retailer 7
-
$153,634 USD
€146,318 EUR
View
Retailer 8
-
$157,233 USD
View
Price last confirmed 32 days ago
B
Retailer 9
-
$196,875 USD
£155,020 GBP
View
Most Expensive
B
MOH London
BACCB1E26 · Oct 29
$198,807 USD
£156,541 GBP
View
9 more retailers have this diamond
Prices start from $123,595 USDSave up to $75,212 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+
4.23ct Round
$123,595 USD