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Round|Natural|IGI

1.20ct H IF Round Natural Diamond

EX • H/IF • IGI 778691555

Shape and cutting style on the report: Round brilliant

Certificate IGI 778691555

Diamond specifications and retailer prices

From $6,594 NZD
As of November 4, 2026
Save $5,851 NZD (47%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $13,422 NZD at NZ Jewellers · As of September 21, 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 H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 778691555. Listed at 20 retailers as of November 4, 2026, with a 89% 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
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 778691555
Dimensions6.85 × 6.91 × 4.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.85 mm6.91 mm1.20 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 778691555
Side View
Table 60.0%Crown 33.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.7%

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 4
Current: $11,945 NZD|Low: $6,059 NZD|High: $12,120 NZD|Avg: $7,725 NZD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11$6,303 NZD
Retailer 6$6,465 NZD
Retailer 5$6,594 NZD
Retailer 4$6,813 NZD
Retailer 10$7,162 NZD
Retailer 7$7,407 NZD
Retailer 3$7,423 NZD
Retailer 9$8,062 NZD
Retailer 2$8,268 NZD
Retailer 8$8,697 NZD
Retailer 1$11,945 NZD

25 data points across 11 retailers

20 retailers$6,594 NZD to $12,445 NZD

Retailer 1
-
$6,303 NZD
Price last confirmed 25 days ago
A
Retailer 2
-
$6,594 NZD
View
Final sale: no returns
A
Retailer 3
-
$6,813 NZD
View
Retailer 4
-
$7,142 NZD
View
Price last confirmed 22 days ago
Retailer 5
-
$7,142 NZD
View
Price last confirmed 23 days ago
Retailer 6
-
$7,162 NZD
View
Price last confirmed 60 days ago
Retailer 7
-
$7,162 NZD
View
Price last confirmed 25 days ago
Retailer 8
-
$7,162 NZD
View
Price last confirmed 36 days ago
Retailer 9
-
$7,407 NZD
View
Price last confirmed 24 days ago
Retailer 10
-
$7,423 NZD
View
Price last confirmed 26 days ago
Retailer 11
-
$7,704 NZD
View
Price last confirmed 50 days ago
Retailer 12
-
$8,263 NZD
View
Price last confirmed 60 days ago
Retailer 13
-
$8,268 NZD
View
Price last confirmed 25 days ago
Retailer 14
-
$8,697 NZD
View
Price last confirmed 25 days ago
B+
Retailer 15
-
$11,945 NZD
View
Retailer 16
-
$12,445 NZD
View
Price last confirmed 23 days ago
B
Retailer 17
-
$12,445 NZD
View
Retailer 18
-
$12,477 NZD
View
Price last confirmed 66 days ago
Retailer 19
-
$12,477 NZD
View
Price last confirmed 31 days ago
Most Expensive
NZ Jewellers
08565636-efc5-4f1b-a83b-4ab84feff11d · Sep 21
$13,422 NZD
$7,545 USD
View
Price last confirmed 45 days ago
19 more retailers have this diamond
Prices start from $6,594 NZDSave up to $5,851 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
$6,594 NZD