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Radiant|Natural|GIA

1.04ct D SI1 Radiant Natural Diamond

ID • D/SI1 • GIA 2A

Certificate GIA 2A

Diamond specifications and retailer prices

From $6,741 AUD
As of November 6, 2026
Save $1,777 AUD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $8,518 AUD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.04ct natural radiant diamond

This 1.04ct natural radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 5, 2026, with prices from $6,741 to $8,518, a $1,777 spread on the same certified stone. Blue Nile lists it at $8,518. 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

1.04
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2A
Dimensions6.01 × 5.54 × 3.81 mm
L/W Ratio1.08
Top View
6.01 mm5.54 mm1.04 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2A
Side View
Table 61.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 68.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $8,518 AUD|Low: $6,653 AUD|High: $9,088 AUD|Avg: $7,657 AUD|-6.3%
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2$6,741 AUD
Retailer 3$7,190 AUD
Blue Nile$8,518 AUD

6 data points across 3 retailers

3 retailers$6,741 AUD to $8,518 AUD

B
Cheapest Retailer
-
$6,741 AUD
B
Retailer 2
-
$7,190 AUD
View
Most Expensive
B
Blue Nile
21517915 · Nov 5
$8,518 AUD
$5,853 USD
View
2 more retailers have this diamond
Prices start from $6,741 AUDSave up to $1,777 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.

B
1.04ct Radiant
$6,741 AUD