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Radiant|Natural|GIA

0.85ct J SI2 Radiant Natural Diamond

ID • J/SI2 • GIA 2547145755

Certificate GIA 2547145755

Diamond specifications and retailer prices

From $1,150 AUD
$808 USD
As of October 29, 2026
Save $2,456 AUD (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,606 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.85ct natural radiant diamond

This 0.85ct natural radiant sits in the just-under-one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547145755. Listed at 6 retailers as of October 29, 2026, with prices from $1,150 to $3,606, a $2,456 spread on the same certified stone. NZ Jewellers lists it at $3,606. 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

0.85
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.9°
Pavilion angle35.77°
OriginNatural
Grading LabGIA
CertificateGIA 2547145755
Dimensions6.26 × 4.80 × 3.26 mm
L/W Ratio1.30
Top View
6.26 mm4.80 mm0.85 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547145755
Side View
Table 70.0%Crown 49.9°Girdle: MED-STKPavilion 35.77°Culet: NoneDepth 67.8%

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: Oct 29
Current: $3,606 AUD|Low: $1,150 AUD|High: $3,683 AUD|Avg: $1,734 AUD|-2.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 5$1,150 AUD
Retailer 4$1,194 AUD
Retailer 6$1,268 AUD
Retailer 7$1,372 AUD
Retailer 8$1,439 AUD
Retailer 2$1,530 AUD
Retailer 9$1,638 AUD
Retailer 3$2,117 AUD
NZ Jewellers$3,606 AUD

32 data points across 9 retailers

6 retailers$1,150 AUD to $3,606 AUD

A
Cheapest Retailer
-
$1,150 AUD
$808 USD
A
Retailer 2
-
$1,194 AUD
$839 USD
View
A
Retailer 3
-
$1,268 AUD
$891 USD
View
A
Retailer 4
-
$1,530 AUD
£846 GBP
View
B+
Retailer 5
-
$2,117 AUD
£1,171 GBP
View
Most Expensive
B
NZ Jewellers
d4d13079-5af7-499a-af9d-e69b8fd6b211 · Oct 30
$3,606 AUD
$2,533 USD
View
5 more retailers have this diamond
Prices start from $1,150 AUDSave up to $2,456 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
0.85ct Radiant
$1,150 AUD