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Radiant|Natural|GIA

3.05ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 5231039751

Certificate GIA 5231039751

Diamond specifications and retailer prices

From $29,383 AUD
As of November 6, 2026
Save $7,066 AUD (19%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $36,449 AUD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 3.05ct natural radiant diamond

This 3.05ct natural radiant sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231039751. Listed at 6 retailers as of November 6, 2026, with prices from $29,383 to $36,449, a $7,066 spread on the same certified stone. 77 Diamonds lists it at $36,449. 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

3.05
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5231039751
Dimensions8.70 × 7.94 × 5.25 mm
L/W Ratio1.10
Top View
8.70 mm7.94 mm3.05 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 5231039751
Side View
Table 64.0%CrownGirdle: ETN-STKPavilionCulet: NoneDepth 66.1%

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 6
Current: $36,449 AUD|Low: $29,383 AUD|High: $37,183 AUD|Avg: $32,133 AUD|+0.4%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 7, 2026
Retailer 3$29,383 AUD
Retailer 5$31,141 AUD
Retailer 4$31,394 AUD
Retailer 2$32,712 AUD
77 Diamonds$36,449 AUD

30 data points across 5 retailers

6 retailers$29,383 AUD to $36,449 AUD

A
Cheapest Retailer
-
$29,383 AUD
A
Retailer 2
-
$31,141 AUD
View
A
Retailer 3
-
$31,394 AUD
View
A
Retailer 4
-
$31,856 AUD
View
A
Retailer 5
-
$32,712 AUD
View
Final sale: no returns
Most Expensive
A
77 Diamonds
RADZNXTNGEXS · Nov 7
$36,449 AUD
£19,720 GBP
View
5 more retailers have this diamond
Prices start from $29,383 AUDSave up to $7,066 AUD

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
3.05ct Radiant
$29,383 AUD