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Emerald|Natural|IGI

1.51ct H IF Emerald Natural Diamond

EX • H/IF • IGI 660478524

Shape and cutting style on the report: Emerald cut

Certificate IGI 660478524

Diamond specifications and retailer prices

From £5,403 GBP
As of November 4, 2026
Save £5,052 GBP (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £10,455 GBP at NZ Jewellers · As of November 5, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 660478524. Listed at 13 retailers as of November 4, 2026, with prices from £5,403 to £10,455, a £5,052 spread on the same certified stone. NZ Jewellers lists it at £10,455. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 660478524
Dimensions7.74 × 5.59 × 3.71 mm
L/W Ratio1.38
Culet sizeLarge
Top View
7.74 mm5.59 mm1.51 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 660478524
Side View
Table 67.0%Crown 40°Girdle: MediumPavilion 40.3°Culet: LargeDepth 66.4%

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: Nov 4
Current: £10,455 GBP|Low: £5,403 GBP|High: £10,455 GBP|Avg: £6,869 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
November 6, 2026
Retailer 13£5,403 GBP
Retailer 10£5,751 GBP
Retailer 4£5,769 GBP
Retailer 6£5,887 GBP
Retailer 9£6,251 GBP
Retailer 11£6,347 GBP
Retailer 3£6,385 GBP
Retailer 5£6,760 GBP
Retailer 2£6,792 GBP
Retailer 12£7,213 GBP
Retailer 7£7,626 GBP
Retailer 8£8,689 GBP
NZ Jewellers£10,455 GBP

5 data points across 13 retailers

13 retailers£5,403 GBP to £10,455 GBP

B+
Cheapest Retailer
-
£5,403 GBP
B+
Retailer 2
-
£5,751 GBP
View
B+
Retailer 3
-
£5,769 GBP
View
Final sale: no returns
B+
Retailer 4
-
£5,887 GBP
View
B+
Retailer 5
-
£6,251 GBP
View
B+
Retailer 6
-
£6,347 GBP
View
B+
Retailer 7
-
£6,385 GBP
View
B+
Retailer 8
-
£6,760 GBP
View
B+
Retailer 9
-
£6,792 GBP
View
B
Retailer 10
-
£7,213 GBP
View
B
Retailer 11
-
£7,626 GBP
View
B
Retailer 12
-
£8,689 GBP
View
Most Expensive
B
NZ Jewellers
87c0af1a-e118-4b98-913d-292b6b3153de · Nov 5
£10,455 GBP
$14,072 USD
View
12 more retailers have this diamond
Prices start from £5,403 GBPSave up to £5,052 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.

B+
1.51ct Emerald
£5,403 GBP