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Round|Natural|GIA

4.00ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 5466107656

Certificate GIA 5466107656

Diamond specifications and retailer prices

From $52,085 USD
As of October 31, 2026
Save $12,556 USD (19%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $64,641 USD at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

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 5466107656. Listed at 4 retailers as of October 31, 2026, with prices from $52,085 to $64,641, a $12,556 spread on the same certified stone. 77 Diamonds lists it at $64,641. 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
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5466107656
Dimensions10.21 × 10.13 × 6.16 mm
L/W Ratio1.01
Star length50%
Top View
10.21 mm10.13 mm4.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5466107656
Side View
Table 60.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 60.8%

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: Oct 31
Current: $64,641 USD|Low: $52,085 USD|High: $67,146 USD|Avg: $56,859 USD|-1.9%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 2$52,085 USD
Retailer 3$52,710 USD
Retailer 4$55,158 USD
77 Diamonds$64,641 USD

32 data points across 4 retailers

4 retailers$52,085 USD to $64,641 USD

B+
Cheapest Retailer
-
$52,085 USD
B+
Retailer 2
-
$52,710 USD
View
B+
Retailer 3
-
$55,158 USD
View
Most Expensive
B
77 Diamonds
RBZA5WVEJUH · Nov 1
$64,641 USD
£50,898 GBP
View
3 more retailers have this diamond
Prices start from $52,085 USDSave up to $12,556 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
$52,085 USD