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Emerald|Natural|GIA

1.20ct J SI1 Emerald Natural Diamond

EX • J/SI1 • GIA 1558246528

Certificate GIA 1558246528

Diamond specifications and retailer prices

From $2,391 AUD
SGD 2,270 SGD
As of October 31, 2026
Save $1,992 AUD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,383 AUD 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558246528. Listed at 15 retailers as of October 31, 2026, with prices from $2,391 to $4,383, a $1,992 spread on the same certified stone. Helzberg Diamonds lists it at $4,383. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.20
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558246528
Dimensions7.13 × 5.07 × 3.40 mm
L/W Ratio1.41
Culet sizeNone
Top View
7.13 mm5.07 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558246528
Side View
Table 70.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.1%

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: Oct 31
Current: $4,383 AUD|Low: $2,391 AUD|High: $4,564 AUD|Avg: $3,137 AUD|-4.0%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 15$2,391 AUD
Retailer 11$2,446 AUD
Retailer 12$2,447 AUD
Retailer 13$2,476 AUD
Retailer 5$2,663 AUD
Retailer 8$2,705 AUD
Retailer 9$2,913 AUD
Retailer 3$2,933 AUD
Retailer 2$3,069 AUD
Retailer 4$3,192 AUD
Retailer 7$3,221 AUD
Retailer 10$3,448 AUD
Retailer 14$3,728 AUD
Retailer 6$4,052 AUD
Helzberg Diamonds$4,383 AUD

27 data points across 15 retailers

15 retailers$2,391 AUD to $4,383 AUD

A
Cheapest Retailer
-
$2,391 AUD
SGD 2,270 SGD
A
Retailer 2
-
$2,446 AUD
$1,718 USD
View
A
Retailer 3
-
$2,447 AUD
$1,719 USD
View
B+
Retailer 4
-
$2,476 AUD
$1,739 USD
View
B+
Retailer 5
-
$2,663 AUD
SGD 2,528 SGD
View
B+
Retailer 6
-
$2,705 AUD
£1,496 GBP
View
B+
Retailer 7
-
$2,913 AUD
$2,046 USD
View
B+
Retailer 8
-
$2,933 AUD
$2,060 USD
View
B
Retailer 9
-
$2,965 AUD
$2,083 USD
View
B+
Retailer 10
-
$3,069 AUD
$2,156 USD
View
B
Retailer 11
-
$3,192 AUD
$2,242 USD
View
B
Retailer 12
-
$3,448 AUD
€2,307 EUR
View
B
Retailer 13
-
$3,728 AUD
$2,619 USD
View
B
Retailer 14
-
$4,052 AUD
$2,846 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHLLOIKMLIO · Nov 1
$4,383 AUD
$3,079 USD
View
14 more retailers have this diamond
Prices start from $2,391 AUDSave up to $1,992 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.

A
1.20ct Emerald
$2,391 AUD