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Round|Natural|IGI

1.20ct J VVS1 Round Natural Diamond

EX • J/VVS1 • IGI 644412936

Shape and cutting style on the report: Round brilliant

Certificate IGI 644412936

Diamond specifications and retailer prices

From $3,900 NZD
As of November 6, 2026
Save $5,064 NZD (56%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,820 NZD at NZ Jewellers · As of September 28, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 644412936. Listed at 21 retailers as of November 2, 2026, with a 130% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 644412936
Dimensions6.93 × 6.89 × 4.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.93 mm6.89 mm1.20 ctJ / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 644412936
Side View
Table 58.0%Crown 32.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.2%

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: $3,900 NZD|Low: $3,900 NZD|High: $8,974 NZD|Avg: $5,399 NZD|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 1$3,900 NZD
Retailer 11$4,392 NZD
Retailer 3$4,582 NZD
Retailer 6$4,659 NZD
Retailer 5$4,721 NZD
Retailer 2$4,730 NZD
Retailer 13$5,015 NZD
Retailer 4$5,372 NZD
Retailer 10$5,484 NZD
Retailer 9$5,944 NZD
Retailer 7$5,978 NZD
Retailer 8$6,245 NZD
Retailer 12$8,964 NZD

26 data points across 13 retailers

21 retailers$3,900 NZD to $8,964 NZD

A
Cheapest Retailer
-
$3,900 NZD
A
Retailer 2
-
$4,392 NZD
View
A
Retailer 3
-
$4,582 NZD
View
A
Retailer 4
-
$4,659 NZD
View
A
Retailer 5
-
$4,721 NZD
View
Final sale: no returns
A
Retailer 6
-
$4,730 NZD
View
A
Retailer 7
-
$5,015 NZD
View
Retailer 8
-
$5,175 NZD
View
Price last confirmed 29 days ago
Retailer 9
-
$5,175 NZD
View
Price last confirmed 50 days ago
Retailer 10
-
$5,175 NZD
View
Price last confirmed 25 days ago
B+
Retailer 11
-
$5,372 NZD
View
Retailer 12
-
$5,374 NZD
View
Price last confirmed 38 days ago
B+
Retailer 13
-
$5,484 NZD
View
B+
Retailer 14
-
$5,944 NZD
View
Retailer 15
-
$5,971 NZD
View
Price last confirmed 45 days ago
Retailer 16
-
$5,971 NZD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
$5,978 NZD
View
B+
Retailer 18
-
$6,245 NZD
View
B
Retailer 19
-
$8,964 NZD
View
Retailer 20
-
$10,820 NZD
View
Price last confirmed 46 days ago
Most Expensive
NZ Jewellers
da819ea7-cb2a-4851-aa6c-ceeffa25d1e8 · Sep 28
$10,820 NZD
$5,998 USD
View
Price last confirmed 39 days ago
20 more retailers have this diamond
Prices start from $3,900 NZDSave up to $5,064 NZD

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
1.20ct Round
$3,900 NZD