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Emerald|Natural|IGI

1.00ct K IF Emerald Natural Diamond

EX • K/IF • IGI 790643469

Shape and cutting style on the report: Emerald cut

Certificate IGI 790643469

Diamond specifications and retailer prices

From £787 GBP
As of November 5, 2026
Save £1,780 GBP (69%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,939 GBP at NZ Jewellers · As of August 30, 2026
View at NZ Jewellers

About this 1ct natural emerald diamond

This 1ct natural emerald sits in the classic one-carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 790643469. Listed at 17 retailers as of November 5, 2026, with a 226% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 790643469
Dimensions7.37 × 4.45 × 2.99 mm
L/W Ratio1.66
Culet sizeLarge
Top View
7.37 mm4.45 mm1.00 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 790643469
Side View
Table 64.0%Crown 35.1°Girdle: THN-MEDPavilion 40.6°Culet: LargeDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £2,567 GBP|Low: £787 GBP|High: £2,754 GBP|Avg: £1,311 GBP|-6.8%
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
November 6, 2026
Retailer 11£787 GBP
Retailer 14£976 GBP
Retailer 4£1,010 GBP
Retailer 12£1,052 GBP
Retailer 8£1,091 GBP
Retailer 16£1,101 GBP
Retailer 6£1,138 GBP
Retailer 7£1,150 GBP
Retailer 2£1,152 GBP
Retailer 10£1,181 GBP
Retailer 5£1,192 GBP
Retailer 3£1,214 GBP
Retailer 13£1,284 GBP
Retailer 9£1,457 GBP
Retailer 15£1,921 GBP
NZ Jewellers£2,567 GBP

22 data points across 16 retailers

17 retailers£787 GBP to £2,567 GBP

A
Cheapest Retailer
-
£787 GBP
A
Retailer 2
-
£976 GBP
View
A
Retailer 3
-
£1,010 GBP
View
A
Retailer 4
-
£1,052 GBP
View
Retailer 5
-
£1,091 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£1,101 GBP
View
A
Retailer 7
-
£1,138 GBP
View
A
Retailer 8
-
£1,150 GBP
View
A
Retailer 9
-
£1,152 GBP
View
A
Retailer 10
-
£1,181 GBP
View
A
Retailer 11
-
£1,192 GBP
View
A
Retailer 12
-
£1,214 GBP
View
A
Retailer 13
-
£1,284 GBP
View
B+
Retailer 14
-
£1,457 GBP
View
B+
Retailer 15
-
£1,921 GBP
View
B
Retailer 16
-
£2,567 GBP
View
Most Expensive
NZ Jewellers
af460f56-8e44-47f4-81e8-08832eee6830 · Aug 30
£2,939 GBP
$3,956 USD
View
Price last confirmed 67 days ago
16 more retailers have this diamond
Prices start from £787 GBPSave up to £1,780 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
1.00ct Emerald
£787 GBP