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1.20ct J VVS1 Round Natural Diamond

EX • J/VVS1 • IGI 778651815

Shape and cutting style on the report: Round brilliant

Certificate IGI 778651815

Diamond specifications and retailer prices

From $3,727 NZD
As of November 6, 2026
Save $5,985 NZD (62%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,712 NZD at NZ Jewellers · As of November 5, 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 778651815. Listed at 18 retailers as of November 5, 2026, with prices from $3,727 to $9,712, a $5,985 spread on the same certified stone. NZ Jewellers lists it at $9,712. 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 angle36°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 778651815
Dimensions6.72 × 6.78 × 4.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.72 mm6.78 mm1.20 ctJ / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 778651815
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

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: $3,727 NZD|Low: $3,727 NZD|High: $8,226 NZD|Avg: $5,108 NZD|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 1$3,727 NZD
Retailer 9$4,221 NZD
Retailer 4$4,230 NZD
Retailer 2$4,288 NZD
Retailer 3$4,645 NZD
Retailer 11$4,860 NZD
Retailer 5$4,973 NZD
Retailer 6$5,441 NZD
Retailer 8$5,670 NZD
Retailer 7$5,753 NZD
Retailer 10$8,139 NZD

29 data points across 11 retailers

18 retailers$3,727 NZD to $9,712 NZD

A
Cheapest Retailer
-
$3,727 NZD
A
Retailer 2
-
$4,136 NZD
View
A
Retailer 3
-
$4,160 NZD
View
A
Retailer 4
-
$4,221 NZD
View
A
Retailer 5
-
$4,230 NZD
View
A
Retailer 6
-
$4,288 NZD
View
Final sale: no returns
A
Retailer 7
-
$4,567 NZD
View
A
Retailer 8
-
$4,600 NZD
View
A
Retailer 9
-
$4,645 NZD
View
Retailer 10
-
$4,645 NZD
View
Price last confirmed 8 days ago
A
Retailer 11
-
$4,860 NZD
View
A
Retailer 12
-
$4,973 NZD
View
B+
Retailer 13
-
$5,359 NZD
View
A
Retailer 14
-
$5,441 NZD
View
B+
Retailer 15
-
$5,670 NZD
View
B+
Retailer 16
-
$5,753 NZD
View
B
Retailer 17
-
$8,139 NZD
View
Most Expensive
B
NZ Jewellers
35bd84ba-089c-4aa4-b75d-7507b6a330ba · Nov 5
$9,712 NZD
$5,384 USD
View
17 more retailers have this diamond
Prices start from $3,727 NZDSave up to $5,985 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
$3,727 NZD