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Emerald|Natural|IGI

1.20ct H SI1 Emerald Natural Diamond

VG • H/SI1 • IGI 830653240

Shape and cutting style on the report: Emerald cut

Certificate IGI 830653240

Diamond specifications and retailer prices

From $3,864 NZD
SGD 2,943 SGD
As of October 31, 2026
Save $3,655 NZD (49%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,519 NZD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.2ct natural emerald diamond

This 1.2ct natural emerald sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 830653240. Listed at 10 retailers as of October 31, 2026, with prices from $3,864 to $7,519, a $3,655 spread on the same certified stone. Helzberg Diamonds lists it at $7,519. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 830653240
Dimensions7.14 × 5.10 × 3.39 mm
L/W Ratio1.40
Culet sizeLarge
Top View
7.14 mm5.10 mm1.20 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 830653240
Side View
Table 70.0%Crown 31.4°Girdle: MediumPavilion 40.9°Culet: LargeDepth 66.5%

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 31
Current: $7,519 NZD|Low: $4,125 NZD|High: $7,519 NZD|Avg: $5,256 NZD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 9$4,125 NZD
Retailer 4$4,196 NZD
Retailer 6$4,197 NZD
Retailer 2$4,622 NZD
Retailer 7$4,968 NZD
Retailer 8$5,175 NZD
Retailer 3$5,416 NZD
Retailer 5$6,914 NZD
Helzberg Diamonds$7,519 NZD

26 data points across 9 retailers

10 retailers$3,864 NZD to $7,519 NZD

B+
Cheapest Retailer
-
$3,864 NZD
SGD 2,943 SGD
B+
Retailer 2
-
$4,125 NZD
$2,325 USD
View
B+
Retailer 3
-
$4,196 NZD
$2,365 USD
View
B+
Retailer 4
-
$4,197 NZD
$2,365 USD
View
B+
Retailer 5
-
$4,622 NZD
£2,051 GBP
View
B
Retailer 6
-
$4,968 NZD
$2,800 USD
View
B
Retailer 7
-
$5,175 NZD
$2,917 USD
View
B
Retailer 8
-
$5,416 NZD
€2,907 EUR
View
B
Retailer 9
-
$6,914 NZD
$3,897 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJGMLJIKG · Nov 1
$7,519 NZD
$4,238 USD
View
9 more retailers have this diamond
Prices start from $3,864 NZDSave up to $3,655 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.

B+
1.20ct Emerald
$3,864 NZD