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Emerald|Natural|IGI

2.51ct I SI1 Emerald Natural Diamond

VG • I/SI1 • IGI 720559374

Shape and cutting style on the report: Emerald cut

Certificate IGI 720559374

Diamond specifications and retailer prices

From $12,331 AUD
₹824,918 INR
As of October 31, 2026
Save $8,704 AUD (41%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $21,035 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.51ct natural emerald diamond

This 2.51ct natural emerald sits in the two to three carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 720559374. Listed at 13 retailers as of October 30, 2026, with prices from $12,331 to $21,035, a $8,704 spread on the same certified stone. NZ Jewellers lists it at $21,035. 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

2.51
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 720559374
Dimensions8.77 × 6.41 × 4.48 mm
L/W Ratio1.37
Culet sizeLarge
Top View
8.77 mm6.41 mm2.51 ctI / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI 720559374
Side View
Table 66.0%Crown 42.6°Girdle: MED-STKPavilion 41.5°Culet: LargeDepth 69.9%

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: $21,035 AUD|Low: $12,299 AUD|High: $22,284 AUD|Avg: $16,375 AUD|-5.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 2$12,331 AUD
Retailer 10$12,869 AUD
Retailer 13$13,930 AUD
Retailer 4$14,385 AUD
Retailer 3$15,092 AUD
Retailer 11$15,325 AUD
Retailer 12$15,440 AUD
Retailer 7$16,916 AUD
Retailer 9$17,142 AUD
Retailer 5$17,413 AUD
Retailer 6$17,418 AUD
Retailer 8$19,817 AUD
NZ Jewellers$21,035 AUD

44 data points across 13 retailers

13 retailers$12,331 AUD to $21,035 AUD

A
Cheapest Retailer
-
$12,331 AUD
₹824,918 INR
A
Retailer 2
-
$12,869 AUD
$9,040 USD
View
B+
Retailer 3
-
$13,930 AUD
$9,785 USD
View
Final sale: no returns
B+
Retailer 4
-
$14,385 AUD
$10,105 USD
View
B+
Retailer 5
-
$15,092 AUD
$10,601 USD
View
B+
Retailer 6
-
$15,325 AUD
$10,765 USD
View
B+
Retailer 7
-
$15,440 AUD
$10,846 USD
View
A
Retailer 8
-
$16,916 AUD
€11,317 EUR
View
Retailer 9
-
$17,142 AUD
ZAR 194,532 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$17,413 AUD
$12,232 USD
View
B+
Retailer 11
-
$17,418 AUD
$12,235 USD
View
B+
Retailer 12
-
$19,817 AUD
£10,961 GBP
View
Most Expensive
B+
NZ Jewellers
8eddd57f-95a6-4a92-b86c-c990839d2e93 · Oct 30
$21,035 AUD
$14,776 USD
View
12 more retailers have this diamond
Prices start from $12,331 AUDSave up to $8,704 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
2.51ct Emerald
$12,331 AUD