Round|Natural|GIA

4.00ct I SI1 Round Natural Diamond

VG • I/SI1 • GIA 2504665069

Certificate GIA 2504665069

Diamond specifications and retailer prices

From $47,132 USD
As of October 31, 2026
Save $25,617 USD (35%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $72,749 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 very-good cut grade and certified by GIA 2504665069. Listed at 6 retailers as of October 31, 2026, with prices from $47,132 to $72,749, a $25,617 spread on the same certified stone. MOH London lists it at $72,749. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.00
Carat
I
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2504665069
Dimensions9.77 × 9.90 × 6.35 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
9.77 mm9.90 mm4.00 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2504665069
Side View
Table 59.0%Crown 37.5°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 64.6%

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: $72,749 USD|Low: $41,800 USD|High: $73,626 USD|Avg: $53,037 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3$47,132 USD
Retailer 4$47,634 USD
Retailer 5$48,522 USD
Retailer 6$49,575 USD
Retailer 2$55,329 USD
MOH London$72,749 USD

27 data points across 6 retailers

6 retailers$47,132 USD to $72,749 USD

B+
Cheapest Retailer
-
$47,132 USD
Final sale: no returns
B+
Retailer 2
-
$47,634 USD
View
B+
Retailer 3
-
$48,522 USD
View
B+
Retailer 4
-
$49,575 USD
View
B+
Retailer 5
-
$55,329 USD
€52,694 EUR
View
Most Expensive
B
MOH London
027D95258 · Nov 1
$72,749 USD
£57,283 GBP
View
5 more retailers have this diamond
Prices start from $47,132 USDSave up to $25,617 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
$47,132 USD