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Emerald|Natural|IGI

1.00ct F SI2 Emerald Natural Diamond

VG • F/SI2 • IGI 830653116

Shape and cutting style on the report: Emerald cut

Certificate IGI 830653116

Diamond specifications and retailer prices

From £1,111 GBP
As of November 4, 2026
Save £870 GBP (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,981 GBP at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1ct natural emerald diamond

This 1ct natural emerald sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 830653116. Listed at 8 retailers as of November 4, 2026, with prices from £1,111 to £1,981, a £870 spread on the same certified stone. Helzberg Diamonds lists it at £1,981. 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

1.00
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle39.1°
OriginNatural
Grading LabIGI
CertificateIGI 830653116
Dimensions6.69 × 4.73 × 3.14 mm
L/W Ratio1.41
Culet sizeLarge
Top View
6.69 mm4.73 mm1.00 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 830653116
Side View
Table 67.0%Crown 38.9°Girdle: MediumPavilion 39.1°Culet: LargeDepth 66.4%

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 4
Current: £1,981 GBP|Low: £1,111 GBP|High: £1,990 GBP|Avg: £1,417 GBP|-0.5%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6£1,111 GBP
Retailer 7£1,129 GBP
Retailer 3£1,155 GBP
Retailer 8£1,168 GBP
Retailer 2£1,256 GBP
Retailer 4£1,486 GBP
Retailer 5£1,857 GBP
Helzberg Diamonds£1,981 GBP

13 data points across 8 retailers

8 retailers£1,111 GBP to £1,981 GBP

A
Cheapest Retailer
-
£1,111 GBP
A
Retailer 2
-
£1,129 GBP
View
A
Retailer 3
-
£1,155 GBP
View
A
Retailer 4
-
£1,168 GBP
View
B+
Retailer 5
-
£1,256 GBP
View
B+
Retailer 6
-
£1,486 GBP
View
B+
Retailer 7
-
£1,857 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOJGMLJHHM · Nov 6
£1,981 GBP
$2,666 USD
View
7 more retailers have this diamond
Prices start from £1,111 GBPSave up to £870 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
£1,111 GBP