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Round|Natural|GIA

3.00ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 260000146824

Certificate GIA 260000146824

Diamond specifications and retailer prices

From $18,290 USD
As of November 5, 2026
Save $14,740 USD (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $33,030 USD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 3ct natural round diamond

This 3ct 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 GIA 260000146824. Listed at 6 retailers as of November 5, 2026, with prices from $18,290 to $33,030, a $14,740 spread on the same certified stone. Blue Nile lists it at $33,030. 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

3.00
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.3°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 260000146824
Dimensions9.12 × 9.17 × 5.78 mm
L/W Ratio1.01
Girdle conditionMedium
Top View
9.12 mm9.17 mm3.00 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 260000146824
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $33,030 USD|Low: $18,290 USD|High: $37,997 USD|Avg: $27,278 USD|+0.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 2$18,290 USD
Retailer 5$19,447 USD
Retailer 4$22,152 USD
Retailer 3$26,540 USD
Retailer 6$27,240 USD
Blue Nile$33,030 USD
Retailer 7$37,997 USD

11 data points across 7 retailers

6 retailers$18,290 USD to $33,030 USD

A
Cheapest Retailer
-
$18,290 USD
A
Retailer 2
-
$19,447 USD
View
A
Retailer 3
-
$22,152 USD
View
B+
Retailer 4
-
$26,540 USD
View
Retailer 5
-
$27,240 USD
View
Price last confirmed 16 days ago
Most Expensive
B+
Blue Nile
29836101 · Nov 5
$33,030 USD
View
5 more retailers have this diamond
Prices start from $18,290 USDSave up to $14,740 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
3.00ct Round
$18,290 USD