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Emerald|Natural|GIA

1.20ct E SI1 Emerald Natural Diamond

EX • E/SI1 • GIA 5231858528

Certificate GIA 5231858528

Diamond specifications and retailer prices

From $4,510 NZD
As of November 4, 2026
Save $2,351 NZD (34%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,860 NZD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.2ct natural emerald diamond

This 1.2ct natural emerald sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231858528. Listed at 10 retailers as of November 4, 2026, with prices from $4,510 to $6,860, a $2,351 spread on the same certified stone. 77 Diamonds lists it at $6,860. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle57.4°
OriginNatural
Grading LabGIA
CertificateGIA 5231858528
Dimensions7.32 × 5.08 × 3.28 mm
L/W Ratio1.44
Top View
7.32 mm5.08 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5231858528
Side View
Table 65.0%CrownGirdle: STK-THKPavilion 57.4°Culet: NDepth 64.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $6,860 NZD|Low: $4,510 NZD|High: $6,951 NZD|Avg: $5,620 NZD|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$4,510 NZD
Retailer 4$4,600 NZD
Retailer 5$4,709 NZD
Retailer 8$4,821 NZD
Retailer 3$5,785 NZD
Retailer 7$6,066 NZD
Retailer 9$6,066 NZD
Retailer 10$6,262 NZD
Retailer 2$6,438 NZD
77 Diamonds$6,860 NZD

38 data points across 10 retailers

10 retailers$4,510 NZD to $6,860 NZD

A
Cheapest Retailer
-
$4,510 NZD
A
Retailer 2
-
$4,600 NZD
View
A
Retailer 3
-
$4,709 NZD
View
A
Retailer 4
-
$4,821 NZD
View
B+
Retailer 5
-
$5,785 NZD
View
B+
Retailer 6
-
$6,066 NZD
View
B+
Retailer 7
-
$6,066 NZD
View
B+
Retailer 8
-
$6,262 NZD
View
B+
Retailer 9
-
$6,438 NZD
View
Most Expensive
B
77 Diamonds
EMMBNJYEZDXC · Nov 6
$6,860 NZD
£3,037 GBP
View
9 more retailers have this diamond
Prices start from $4,510 NZDSave up to $2,351 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 Emerald
$4,510 NZD