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Round|Natural|GIA

4.00ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6233698330

Certificate GIA 6233698330

Diamond specifications and retailer prices

From $51,343 USD
£40,427 GBP
As of November 1, 2026
Save $24,635 USD (32%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $75,978 USD at MOH London · As of November 1, 2026
View at MOH London

About this 4ct natural round diamond

This 4ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6233698330. Listed at 6 retailers as of November 1, 2026, with prices from $51,343 to $75,978, a $24,635 spread on the same certified stone. MOH London lists it at $75,978. 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

4.00
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6233698330
Dimensions10.01 × 10.10 × 6.32 mm
L/W Ratio1.01
Top View
10.01 mm10.10 mm4.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6233698330
Side View
Table 57.0%Crown 36°GirdlePavilion 40.6°CuletDepth 62.8%

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 1
Current: $75,978 USD|Low: $51,343 USD|High: $76,385 USD|Avg: $57,900 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$51,343 USD
Retailer 9$51,740 USD
Retailer 5$51,995 USD
Retailer 6$52,592 USD
Retailer 8$53,033 USD
Retailer 3$58,174 USD
Retailer 10$60,682 USD
Retailer 7$60,802 USD
Retailer 4$67,440 USD
MOH London$75,978 USD

27 data points across 10 retailers

6 retailers$51,343 USD to $75,978 USD

B+
Cheapest Retailer
-
$51,343 USD
£40,427 GBP
B+
Retailer 2
-
$51,995 USD
View
B+
Retailer 3
-
$52,592 USD
View
B+
Retailer 4
-
$58,174 USD
View
B
Retailer 5
-
$67,440 USD
View
Most Expensive
B
MOH London
BF7B1D073 · Nov 1
$75,978 USD
£59,825 GBP
View
5 more retailers have this diamond
Prices start from $51,343 USDSave up to $24,635 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+
4.00ct Round
$51,343 USD