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Radiant|Natural|GIA

1.00ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 2547864040

Certificate GIA 2547864040

Diamond specifications and retailer prices

From $1,844 AUD
As of November 6, 2026
Save $1,209 AUD (40%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,053 AUD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-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 2547864040. Listed at 8 retailers as of November 6, 2026, with prices from $1,844 to $3,053, a $1,209 spread on the same certified stone. 77 Diamonds lists it at $3,053. 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

1.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2547864040
Dimensions6.48 × 5.11 × 3.58 mm
L/W Ratio1.27
Top View
6.48 mm5.11 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547864040
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 70.0%

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: $3,053 AUD|Low: $1,844 AUD|High: $3,352 AUD|Avg: $2,295 AUD|-7.9%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 2$1,844 AUD
Retailer 8$1,873 AUD
Retailer 5$2,038 AUD
Retailer 6$2,166 AUD
Retailer 3$2,219 AUD
Retailer 7$2,244 AUD
Retailer 4$2,409 AUD
77 Diamonds$3,053 AUD

45 data points across 8 retailers

8 retailers$1,844 AUD to $3,053 AUD

A
Cheapest Retailer
-
$1,844 AUD
Retailer 2
-
$2,038 AUD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$2,166 AUD
View
A
Retailer 4
-
$2,219 AUD
View
A
Retailer 5
-
$2,244 AUD
View
A
Retailer 6
-
$2,409 AUD
View
B+
Retailer 7
-
$2,741 AUD
View
Most Expensive
B+
77 Diamonds
RADMB8MYKTCTV · Nov 7
$3,053 AUD
£1,652 GBP
View
7 more retailers have this diamond
Prices start from $1,844 AUDSave up to $1,209 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
1.00ct Radiant
$1,844 AUD