Radiant|Natural|IGI

3.03ct I SI1 Radiant Natural Diamond

VG • I/SI1 • IGI 819634377

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 819634377

Diamond specifications and retailer prices

From $17,360 USD
As of October 28, 2026
Save $10,851 USD (38%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $28,211 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.03ct natural radiant diamond

This 3.03ct natural radiant 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 IGI 819634377. Listed at 16 retailers as of October 28, 2026, with prices from $17,360 to $28,211, a $10,851 spread on the same certified stone. MOH London lists it at $28,211. 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

3.03
Carat
I
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle43°
Pavilion angle37.3°
OriginNatural
Grading LabIGI
CertificateIGI 819634377
Dimensions8.62 × 7.85 × 5.32 mm
L/W Ratio1.10
Top View
8.62 mm7.85 mm3.03 ctI / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 819634377
Side View
Table 64.0%Crown 43°Girdle: THN-THKPavilion 37.3°Culet: NoneDepth 67.8%

Caratlytics Score

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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 28
Current: $28,211 USD|Low: $16,984 USD|High: $59,896 USD|Avg: $21,222 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 2$17,018 USD
Retailer 5$17,360 USD
Retailer 6$18,329 USD
Retailer 11$19,081 USD
Retailer 7$19,107 USD
Retailer 4$19,465 USD
Retailer 13$19,938 USD
Retailer 8$19,974 USD
Retailer 9$20,065 USD
Retailer 14$20,935 USD
Retailer 3$21,600 USD
Retailer 10$21,910 USD
Retailer 16$22,430 USD
Retailer 12$23,415 USD
Retailer 15$25,589 USD
MOH London$28,211 USD

18 data points across 16 retailers

16 retailers$17,360 USD to $28,211 USD

Retailer 1
-
$17,018 USD
₹1,620,750 INR
Price under review
A
Retailer 2
-
$17,360 USD
View
A
Retailer 3
-
$18,329 USD
View
A
Retailer 4
-
$19,081 USD
£15,025 GBP
View
B+
Retailer 5
-
$19,107 USD
View
Final sale: no returns
B+
Retailer 6
-
$19,465 USD
View
B+
Retailer 7
-
$19,938 USD
View
B+
Retailer 8
-
$19,974 USD
View
A
Retailer 9
-
$20,065 USD
£15,799 GBP
View
A
Retailer 10
-
$20,935 USD
View
B+
Retailer 11
-
$21,600 USD
View
B+
Retailer 12
-
$21,910 USD
€20,867 EUR
View
B+
Retailer 13
-
$22,430 USD
View
B+
Retailer 14
-
$23,415 USD
ZAR 378,278 ZAR
View
B+
Retailer 15
-
$25,589 USD
View
Most Expensive
B+
MOH London
832733D8E · Nov 1
$28,211 USD
£22,213 GBP
View
15 more retailers have this diamond
Prices start from $17,360 USDSave up to $10,851 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
3.03ct Radiant
$17,360 USD