Radiant|Natural|GIA

3.09ct I SI2 Radiant Natural Diamond

EX • I/SI2 • GIA 2231661674

Certificate GIA 2231661674

Diamond specifications and retailer prices

From $19,824 USD
As of November 6, 2026
Save $13,938 USD (41%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $33,762 USD at MOH London · As of November 2, 2026
View at MOH London

About this 3.09ct natural radiant diamond

This 3.09ct natural radiant sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231661674. Listed at 30 retailers as of November 2, 2026, with prices from $19,824 to $33,762, a $13,938 spread on the same certified stone. MOH London lists it at $33,762. 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

3.09
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.58°
Pavilion angle30.29°
OriginNatural
Grading LabGIA
CertificateGIA 2231661674
Dimensions9.79 × 7.25 × 4.71 mm
L/W Ratio1.35
Girdle conditionThick
Key to symbols
Feather, Crystal, Cloud, Cavity, Needle, Natural
Top View
9.79 mm7.25 mm3.09 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2231661674
Side View
Table 68.0%Crown 44.58°Girdle: STK-THKPavilion 30.29°Culet: NoneDepth 65.0%

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 6
Current: $33,762 USD|Low: $18,400 USD|High: $34,124 USD|Avg: $23,743 USD|-1.1%
MOH London
Retailer 2
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Retailer 24
November 6, 2026
Retailer 10$18,400 USD
Retailer 14$19,824 USD
Retailer 13$20,220 USD
Retailer 17$20,716 USD
Retailer 22$20,857 USD
Retailer 11$21,223 USD
Retailer 3$21,618 USD
Retailer 18$22,280 USD
Retailer 21$22,422 USD
Retailer 8$22,641 USD
Retailer 5$22,699 USD
Retailer 7$23,340 USD
Retailer 9$23,340 USD
Retailer 6$23,419 USD
Retailer 2$23,596 USD
Retailer 15$23,596 USD
Retailer 23$24,110 USD
Retailer 4$24,320 USD
Retailer 20$25,273 USD
Retailer 12$26,002 USD
Retailer 16$26,318 USD
Retailer 19$26,586 USD
Retailer 24$30,625 USD
MOH London$33,762 USD

25 data points across 24 retailers

30 retailers$19,824 USD to $33,762 USD

Retailer 1
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$18,400 USD
Price last confirmed 10 days ago
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Retailer 2
-
$19,824 USD
View
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Retailer 3
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$19,873 USD
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A
Retailer 4
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$20,023 USD
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A
Retailer 5
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$20,187 USD
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Retailer 6
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$20,220 USD
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Retailer 7
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$20,478 USD
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Retailer 8
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$20,857 USD
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Retailer 9
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$21,223 USD
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Retailer 10
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$21,618 USD
View
Price last confirmed 9 days ago
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Retailer 11
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$22,280 USD
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Retailer 12
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$22,422 USD
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Retailer 13
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$22,425 USD
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Retailer 14
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$22,641 USD
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Retailer 15
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$22,699 USD
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Retailer 16
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$23,101 USD
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Retailer 17
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$23,340 USD
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Retailer 18
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$23,340 USD
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Retailer 19
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$23,419 USD
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Retailer 20
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$23,596 USD
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Retailer 21
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$23,596 USD
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Retailer 22
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$23,727 USD
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Price last confirmed 15 days ago
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Retailer 23
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$24,110 USD
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Retailer 24
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$24,320 USD
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Retailer 25
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$25,273 USD
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Retailer 26
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$26,002 USD
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Price last confirmed 11 days ago
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Retailer 27
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$26,318 USD
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Retailer 28
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$26,586 USD
View
Retailer 29
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$30,625 USD
View
Price last confirmed 8 days ago
Most Expensive
B+
MOH London
90E64CC8F · Nov 2
$33,762 USD
£26,584 GBP
View
29 more retailers have this diamond
Prices start from $19,824 USDSave up to $13,938 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
3.09ct Radiant
$19,824 USD