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Emerald|Natural|GIA

1.50ct J SI1 Emerald Natural Diamond

EX • J/SI1 • GIA 2558720139

Certificate GIA 2558720139

Diamond specifications and retailer prices

From £2,512 GBP
HK$26,300 HKD
As of October 30, 2026
Save £3,393 GBP (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £5,905 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural emerald diamond

This 1.5ct 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 2558720139. Listed at 21 retailers as of October 30, 2026, with prices from £2,512 to £5,905, a £3,393 spread on the same certified stone. NZ Jewellers lists it at £5,905. 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

1.50
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2558720139
Dimensions8.34 × 5.28 × 3.39 mm
L/W Ratio1.58
Girdle conditionPolished
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
8.34 mm5.28 mm1.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2558720139
Side View
Table 69.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.2%

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 30
Current: £5,905 GBP|Low: £2,512 GBP|High: £5,905 GBP|Avg: £3,573 GBP
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 4£2,512 GBP
Retailer 12£2,721 GBP
Retailer 10£2,987 GBP
Retailer 9£3,108 GBP
Retailer 7£3,129 GBP
Retailer 19£3,228 GBP
Retailer 13£3,271 GBP
Retailer 5£3,389 GBP
Retailer 17£3,389 GBP
Retailer 18£3,389 GBP
Retailer 11£3,436 GBP
Retailer 14£3,467 GBP
Retailer 8£3,501 GBP
Retailer 6£3,594 GBP
Retailer 2£3,835 GBP
Retailer 3£3,911 GBP
Retailer 16£4,127 GBP
Retailer 15£5,427 GBP
NZ Jewellers£5,905 GBP

23 data points across 19 retailers

21 retailers£2,512 GBP to £5,905 GBP

A
Cheapest Retailer
-
£2,512 GBP
HK$26,300 HKD
B+
Retailer 2
-
£2,721 GBP
₹347,224 INR
View
B+
Retailer 3
-
£2,987 GBP
SGD 5,408 SGD
View
B+
Retailer 4
-
£3,105 GBP
$4,161 USD
View
B+
Retailer 5
-
£3,108 GBP
$4,165 USD
View
B
Retailer 6
-
£3,129 GBP
$4,192 USD
View
Final sale: no returns
B
Retailer 7
-
£3,228 GBP
SGD 5,845 SGD
View
B+
Retailer 8
-
£3,271 GBP
View
B
Retailer 9
-
£3,389 GBP
$4,541 USD
View
B
Retailer 10
-
£3,389 GBP
$4,541 USD
View
B
Retailer 11
-
£3,389 GBP
$4,541 USD
View
Retailer 12
-
£3,436 GBP
A$7,084 AUD
View
Price last confirmed 21 days ago
B+
Retailer 13
-
£3,467 GBP
View
B+
Retailer 14
-
£3,501 GBP
$4,691 USD
View
B+
Retailer 15
-
£3,511 GBP
A$7,238 AUD
View
B+
Retailer 16
-
£3,594 GBP
$4,815 USD
View
B
Retailer 17
-
£3,835 GBP
€4,894 EUR
View
B
Retailer 18
-
£3,911 GBP
$5,240 USD
View
B
Retailer 19
-
£4,127 GBP
ZAR 89,338 ZAR
View
B
Retailer 20
-
£5,427 GBP
View
Most Expensive
B
NZ Jewellers
1c22018e-7fbd-47cd-a302-3a0d4ba66f6d · Oct 30
£5,905 GBP
$7,912 USD
View
20 more retailers have this diamond
Prices start from £2,512 GBPSave up to £3,393 GBP

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
1.50ct Emerald
£2,512 GBP