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Emerald|Natural|GIA

1.51ct J SI2 Emerald Natural Diamond

EX • J/SI2 • GIA 2566018951

Certificate GIA 2566018951

Diamond specifications and retailer prices

From $5,251 NZD
As of November 6, 2026
Save $1,568 NZD (23%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $6,820 NZD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.51ct natural emerald diamond

This 1.51ct natural emerald sits in the one-and-a-half to two carat band, graded J 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 2566018951. Listed at 5 retailers as of November 6, 2026, with prices from $5,251 to $6,820, a $1,568 spread on the same certified stone. GemTrove lists it at $6,820. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566018951
Dimensions7.72 × 5.51 × 3.52 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
7.72 mm5.51 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566018951
Side View
Table 68.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.9%

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: Nov 6
Current: $5,251 NZD|Low: $5,251 NZD|High: $6,781 NZD|Avg: $5,975 NZD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 1$5,251 NZD
Retailer 3$5,579 NZD
Retailer 2$5,959 NZD
Retailer 4$6,507 NZD

46 data points across 4 retailers

5 retailers$5,251 NZD to $6,820 NZD

A
Cheapest Retailer
-
$5,251 NZD
A
Retailer 2
-
$5,579 NZD
View
B+
Retailer 3
-
$5,959 NZD
View
B+
Retailer 4
-
$6,507 NZD
View
Most Expensive
B+
GemTrove
GT-N-01261485-98 · Nov 6
$6,820 NZD
A$5,898 AUD
View
4 more retailers have this diamond
Prices start from $5,251 NZDSave up to $1,568 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
1.51ct Emerald
$5,251 NZD