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Radiant|Natural|GIA

1.05ct G SI1 Radiant Natural Diamond

EX • G/SI1 • GIA 2537447421

Certificate GIA 2537447421

Diamond specifications and retailer prices

From $3,463 AUD
$2,427 USD
As of November 1, 2026
Save $2,471 AUD (42%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,934 AUD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 1.05ct natural radiant diamond

This 1.05ct natural radiant sits in the classic one-carat band, graded G 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 2537447421. Listed at 5 retailers as of November 1, 2026, with prices from $3,463 to $5,934, a $2,471 spread on the same certified stone. 77 Diamonds lists it at $5,934. 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

1.05
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2537447421
Dimensions7.39 × 5.05 × 3.41 mm
L/W Ratio1.46
Top View
7.39 mm5.05 mm1.05 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537447421
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.4%

Caratlytics Score

How it works →
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 1
Current: $5,934 AUD|Low: $3,463 AUD|High: $5,956 AUD|Avg: $4,432 AUD|+2.0%
77 Diamonds
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$3,463 AUD
Retailer 2$3,924 AUD
77 Diamonds$5,934 AUD

35 data points across 3 retailers

5 retailers$3,463 AUD to $5,934 AUD

A
Cheapest Retailer
-
$3,463 AUD
$2,427 USD
B+
Retailer 2
-
$3,865 AUD
$2,709 USD
View
B+
Retailer 3
-
$3,888 AUD
$2,725 USD
View
B+
Retailer 4
-
$3,924 AUD
$2,750 USD
View
Most Expensive
B
77 Diamonds
RADZBPBJXMNQ · Nov 2
$5,934 AUD
£3,275 GBP
View
4 more retailers have this diamond
Prices start from $3,463 AUDSave up to $2,471 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
1.05ct Radiant
$3,463 AUD