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3.03ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 737543958

Shape and cutting style on the report: Round brilliant

Certificate IGI 737543958

Diamond specifications and retailer prices

From $20,849 USD
As of November 2, 2026
Save $662 USD (3%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $21,511 USD at Carbon Sparkle · As of October 31, 2026
View at Carbon Sparkle

About this 3.03ct natural round diamond

This 3.03ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 737543958. Listed at 2 retailers as of October 31, 2026, with a relatively tight 3% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

3.03
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 737543958
Dimensions9.26 × 9.30 × 5.70 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.26 mm9.30 mm3.03 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 737543958
Side View
Table 57.0%Crown 35.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.4%

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: Nov 2
Current: $21,511 USD|Low: $12,639 USD|High: $21,511 USD|Avg: $17,570 USD
Carbon Sparkle
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7$12,639 USD
Retailer 3$16,547 USD
Retailer 6$17,078 USD
Retailer 5$17,618 USD
Retailer 4$19,208 USD
Retailer 2$20,849 USD
Carbon Sparkle$21,511 USD

4 data points across 7 retailers

2 retailers$20,849 USD to $21,511 USD

A
Cheapest Retailer
-
$20,849 USD
Most Expensive
B+
Carbon Sparkle
09a86cd0-f7d1-4a48-9c24-e6321550e345 · Oct 31
$21,511 USD
View
1 more retailer has this diamond
Prices start from $20,849 USDSave up to $662 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 Round
$20,849 USD