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Radiant|Natural|GIA

3.03ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 1405863002

Certificate GIA 1405863002

Diamond specifications and retailer prices

From $42,239 AUD
As of November 6, 2026
Save $10,318 AUD (20%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $52,557 AUD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 3.03ct natural radiant diamond

This 3.03ct natural radiant sits in the three to five carat band, graded H 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 1405863002. Listed at 6 retailers as of November 6, 2026, with prices from $42,239 to $52,557, a $10,318 spread on the same certified stone. 77 Diamonds lists it at $52,557. 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
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1405863002
Dimensions9.11 × 7.21 × 4.95 mm
L/W Ratio1.26
Top View
9.11 mm7.21 mm3.03 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1405863002
Side View
Table 64.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 68.7%

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: $52,557 AUD|Low: $42,239 AUD|High: $53,618 AUD|Avg: $46,582 AUD|+0.4%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 7, 2026
Retailer 3$42,239 AUD
Retailer 5$45,263 AUD
Retailer 4$45,615 AUD
Retailer 2$47,545 AUD
77 Diamonds$52,557 AUD

39 data points across 5 retailers

6 retailers$42,239 AUD to $52,557 AUD

A
Cheapest Retailer
-
$42,239 AUD
B+
Retailer 2
-
$45,263 AUD
View
B+
Retailer 3
-
$45,615 AUD
View
B+
Retailer 4
-
$46,302 AUD
View
B+
Retailer 5
-
$47,545 AUD
View
Final sale: no returns
Most Expensive
B+
77 Diamonds
RADZ4YKT2CVX · Nov 7
$52,557 AUD
£28,434 GBP
View
5 more retailers have this diamond
Prices start from $42,239 AUDSave up to $10,318 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
3.03ct Radiant
$42,239 AUD