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Round|Natural|GIA

1.20ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 2316820318

Certificate GIA 2316820318

Diamond specifications and retailer prices

From $4,309 AUD
$3,027 USD
As of October 30, 2026
Save $5,024 AUD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,333 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2316820318. Listed at 18 retailers as of October 30, 2026, with prices from $4,309 to $9,333, a $5,024 spread on the same certified stone. NZ Jewellers lists it at $9,333. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2316820318
Dimensions6.85 × 6.79 × 4.21 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.85 mm6.79 mm1.20 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2316820318
Side View
Table 58.0%Crown 31.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.8%

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: Oct 30
Current: $6,272 AUD|Low: $4,221 AUD|High: $9,067 AUD|Avg: $5,798 AUD|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7$4,221 AUD
Retailer 9$4,309 AUD
Retailer 8$4,684 AUD
Retailer 2$5,134 AUD
Retailer 3$5,565 AUD
Retailer 6$5,738 AUD
Retailer 1$6,272 AUD
Retailer 5$6,523 AUD
Retailer 4$9,007 AUD

36 data points across 9 retailers

18 retailers$4,309 AUD to $9,333 AUD

B+
Cheapest Retailer
-
$4,309 AUD
$3,027 USD
B+
Retailer 2
-
$4,684 AUD
$3,290 USD
View
B+
Retailer 3
-
$4,853 AUD
$3,409 USD
View
B+
Retailer 4
-
$4,853 AUD
$3,409 USD
View
B
Retailer 5
-
$5,040 AUD
$3,540 USD
View
B+
Retailer 6
-
$5,134 AUD
£2,840 GBP
View
B
Retailer 7
-
$5,460 AUD
$3,835 USD
View
B
Retailer 8
-
$5,495 AUD
$3,860 USD
View
B
Retailer 9
-
$5,495 AUD
$3,860 USD
View
B+
Retailer 10
-
$5,565 AUD
£3,078 GBP
View
B
Retailer 11
-
$5,600 AUD
$3,934 USD
View
B
Retailer 12
-
$5,680 AUD
$3,990 USD
View
Retailer 13
-
$5,738 AUD
View
Price last confirmed 22 days ago
Retailer 14
-
$5,790 AUD
$4,067 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
$6,272 AUD
€4,196 EUR
View
B
Retailer 16
-
$6,523 AUD
ZAR 74,026 ZAR
View
B
Retailer 17
-
$9,007 AUD
£4,982 GBP
View
Most Expensive
B
NZ Jewellers
acb75396-ae92-449a-9b88-a4a036a39ee0 · Oct 30
$9,333 AUD
$6,556 USD
View
17 more retailers have this diamond
Prices start from $4,309 AUDSave up to $5,024 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 Round
$4,309 AUD