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Emerald|Natural|GIA

1.51ct H SI2 Emerald Natural Diamond

EX • H/SI2 • GIA 2407802012

Certificate GIA 2407802012

Diamond specifications and retailer prices

From $10,173 AUD
$7,146 USD
As of October 30, 2026
Save $11,346 AUD (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $21,519 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural emerald diamond

This 1.51ct natural emerald sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2407802012. Listed at 8 retailers as of October 30, 2026, with prices from $10,173 to $21,519, a $11,346 spread on the same certified stone. NZ Jewellers lists it at $21,519. 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

1.51
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2407802012
Dimensions7.50 × 5.59 × 3.52 mm
L/W Ratio1.34
Top View
7.50 mm5.59 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2407802012
Side View
Table 65.0%CrownGirdle: ThickPavilionCulet: NoneDepth 62.9%

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 30
Current: $21,519 AUD|Low: $10,760 AUD|High: $21,519 AUD|Avg: $14,218 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 8$10,760 AUD
Retailer 6$11,656 AUD
Retailer 5$11,836 AUD
Retailer 2$12,018 AUD
Retailer 7$13,449 AUD
Retailer 3$14,060 AUD
Retailer 4$18,027 AUD
NZ Jewellers$21,519 AUD

41 data points across 8 retailers

8 retailers$10,173 AUD to $21,519 AUD

B+
Cheapest Retailer
-
$10,173 AUD
$7,146 USD
B
Retailer 2
-
$11,656 AUD
$8,188 USD
View
B
Retailer 3
-
$11,836 AUD
$8,314 USD
View
B+
Retailer 4
-
$12,018 AUD
£6,647 GBP
View
B
Retailer 5
-
$13,449 AUD
$9,447 USD
View
B
Retailer 6
-
$14,060 AUD
€9,406 EUR
View
B
Retailer 7
-
$18,027 AUD
£9,971 GBP
View
Most Expensive
B
NZ Jewellers
16f4fd65-bef3-4b99-8706-8c779acc2571 · Oct 30
$21,519 AUD
$15,116 USD
View
7 more retailers have this diamond
Prices start from $10,173 AUDSave up to $11,346 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.

B+
1.51ct Emerald
$10,173 AUD