CaratHunter
Plans
Emerald|Natural|GIA

1.51ct J SI1 Emerald Natural Diamond

EX • J/SI1 • GIA 1236771307

Certificate GIA 1236771307

Diamond specifications and retailer prices

From $4,347 AUD
£2,404 GBP
As of November 1, 2026
Save $3,524 AUD (45%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $7,871 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 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 1236771307. Listed at 7 retailers as of October 30, 2026, with prices from $4,347 to $7,871, a $3,524 spread on the same certified stone. NZ Jewellers lists it at $7,871. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryGood
FluorescenceFaint
Crown angle43.59°
Pavilion angle55.44°
OriginNatural
Grading LabGIA
CertificateGIA 1236771307
Dimensions7.68 × 5.57 × 3.69 mm
L/W Ratio1.38
Top View
7.68 mm5.57 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateGIA 1236771307
Side View
Table 68.0%Crown 43.59°Girdle: Slightly ThickPavilion 55.44°Culet: NoneDepth 66.3%

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 1
Current: $7,871 AUD|Low: $4,347 AUD|High: $8,130 AUD|Avg: $5,505 AUD|-3.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$4,347 AUD
Retailer 4$4,385 AUD
Retailer 8$4,388 AUD
Retailer 6$4,519 AUD
Retailer 5$4,692 AUD
Retailer 7$4,935 AUD
Retailer 9$5,277 AUD
Retailer 10$5,481 AUD
Retailer 3$7,556 AUD
NZ Jewellers$7,871 AUD

38 data points across 10 retailers

7 retailers$4,347 AUD to $7,871 AUD

A
Cheapest Retailer
-
$4,347 AUD
£2,404 GBP
A
Retailer 2
-
$4,385 AUD
$3,080 USD
View
A
Retailer 3
-
$4,519 AUD
$3,174 USD
View
A
Retailer 4
-
$4,692 AUD
$3,296 USD
View
Retailer 5
-
$4,935 AUD
View
Price last confirmed 28 days ago
B
Retailer 6
-
$7,556 AUD
£4,179 GBP
View
Most Expensive
B
NZ Jewellers
595348a7-0659-4fda-80e0-292414f1f406 · Oct 30
$7,871 AUD
$5,529 USD
View
6 more retailers have this diamond
Prices start from $4,347 AUDSave up to $3,524 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
1.51ct Emerald
$4,347 AUD