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Radiant|Natural|GIA

1.20ct J VS1 Radiant Natural Diamond

ID • J/VS1 • GIA 2427439304

Certificate GIA 2427439304

Diamond specifications and retailer prices

From $3,650 AUD
As of November 6, 2026
Save $4,865 AUD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,516 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2427439304. Listed at 20 retailers as of November 5, 2026, with prices from $3,650 to $8,516, a $4,865 spread on the same certified stone. NZ Jewellers lists it at $8,516. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
J
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2427439304
Dimensions7.06 × 5.23 × 3.58 mm
L/W Ratio1.35
Top View
7.06 mm5.23 mm1.20 ctJ / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2427439304
Side View
Table 63.0%CrownGirdlePavilionCulet: NoneDepth 68.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $8,516 AUD|Low: $3,614 AUD|High: $8,516 AUD|Avg: $5,304 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 7, 2026
Retailer 16$3,650 AUD
Retailer 9$4,189 AUD
Retailer 7$4,452 AUD
Retailer 5$4,512 AUD
Retailer 11$4,644 AUD
Retailer 8$4,723 AUD
Retailer 3$4,889 AUD
Retailer 18$4,889 AUD
Retailer 2$5,058 AUD
Retailer 12$5,071 AUD
Retailer 17$5,076 AUD
Retailer 10$5,210 AUD
Retailer 6$5,222 AUD
Retailer 4$5,640 AUD
Retailer 13$5,691 AUD
Retailer 14$5,966 AUD
Retailer 15$8,152 AUD
NZ Jewellers$8,516 AUD

32 data points across 18 retailers

20 retailers$3,650 AUD to $8,516 AUD

B+
Cheapest Retailer
-
$3,650 AUD
B+
Retailer 2
-
$4,339 AUD
View
B+
Retailer 3
-
$4,452 AUD
View
B
Retailer 4
-
$4,512 AUD
View
Final sale: no returns
B+
Retailer 5
-
$4,644 AUD
View
B
Retailer 6
-
$4,723 AUD
View
Retailer 7
-
$4,889 AUD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$4,889 AUD
View
B+
Retailer 9
-
$5,058 AUD
View
B+
Retailer 10
-
$5,071 AUD
View
B+
Retailer 11
-
$5,076 AUD
View
B
Retailer 12
-
$5,097 AUD
View
B
Retailer 13
-
$5,210 AUD
View
Retailer 14
-
$5,222 AUD
View
Price last confirmed 31 days ago
B
Retailer 15
-
$5,398 AUD
View
B
Retailer 16
-
$5,640 AUD
View
B
Retailer 17
-
$5,691 AUD
View
B
Retailer 18
-
$5,966 AUD
View
B
Retailer 19
-
$8,152 AUD
View
Most Expensive
B
NZ Jewellers
ac33cf31-a5c0-45a1-9c30-2ee86c37ab0d · Nov 5
$8,516 AUD
$5,851 USD
View
19 more retailers have this diamond
Prices start from $3,650 AUDSave up to $4,865 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+
1.20ct Radiant
$3,650 AUD