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Emerald|Natural|IGI

0.51ct F IF Emerald Natural Diamond

VG • F/IF • IGI 726525074

Shape and cutting style on the report: Emerald cut

Certificate IGI 726525074

Diamond specifications and retailer prices

From £516 GBP
$692 USD
As of November 2, 2026
Save £1,240 GBP (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,757 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 726525074. Listed at 15 retailers as of October 30, 2026, with prices from £516 to £1,757, a £1,240 spread on the same certified stone. NZ Jewellers lists it at £1,757. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
F
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.3°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 726525074
Dimensions5.30 × 4.11 × 2.65 mm
L/W Ratio1.29
Culet sizeLarge
Top View
5.30 mm4.11 mm0.51 ctF / IF
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 726525074
Side View
Table 74.0%Crown 31.3°Girdle: MED-STKPavilion 40.2°Culet: LargeDepth 64.5%

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 2
Current: £1,757 GBP|Low: £474 GBP|High: £1,757 GBP|Avg: £774 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
November 2, 2026
Retailer 3£516 GBP
Retailer 13£560 GBP
Retailer 15£560 GBP
Retailer 10£563 GBP
Retailer 4£569 GBP
Retailer 14£581 GBP
Retailer 5£641 GBP
Retailer 12£646 GBP
Retailer 7£659 GBP
Retailer 8£693 GBP
Retailer 2£794 GBP
Retailer 11£865 GBP
Retailer 9£1,026 GBP
Retailer 6£1,126 GBP
NZ Jewellers£1,757 GBP

32 data points across 15 retailers

15 retailers£516 GBP to £1,757 GBP

A
Cheapest Retailer
-
£516 GBP
$692 USD
Final sale: no returns
A
Retailer 2
-
£560 GBP
$751 USD
View
A
Retailer 3
-
£560 GBP
$751 USD
View
A
Retailer 4
-
£563 GBP
$755 USD
View
A
Retailer 5
-
£569 GBP
$763 USD
View
A
Retailer 6
-
£581 GBP
$779 USD
View
B+
Retailer 7
-
£641 GBP
$859 USD
View
B+
Retailer 8
-
£646 GBP
$866 USD
View
B+
Retailer 9
-
£659 GBP
$883 USD
View
B+
Retailer 10
-
£693 GBP
View
B+
Retailer 11
-
£794 GBP
€1,013 EUR
View
B
Retailer 12
-
£865 GBP
ZAR 18,717 ZAR
View
B
Retailer 13
-
£1,026 GBP
View
B
Retailer 14
-
£1,126 GBP
View
Most Expensive
B
NZ Jewellers
93560eb6-2853-448b-b922-2b8da0366468 · Oct 30
£1,757 GBP
$2,354 USD
View
14 more retailers have this diamond
Prices start from £516 GBPSave up to £1,240 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
0.51ct Emerald
£516 GBP