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Emerald|Lab Grown|IGI

1.00ct F IF Emerald Lab Grown Diamond

ID • F/IF • IGI LG654412693

Shape and cutting style on the report: Emerald cut

Certificate IGI LG654412693

Diamond specifications and retailer prices

From £264 GBP
As of November 5, 2026
Save £840 GBP (76%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,104 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG654412693 or 654412693. Listed at 7 retailers as of November 4, 2026, with prices from £264 to £1,104, a £840 spread on the same certified stone. Brilliant Earth lists it at £1,104. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle46.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654412693
Dimensions6.92 × 4.78 × 3.15 mm
L/W Ratio1.45
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.92 mm4.78 mm1.00 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654412693
Side View
Table 62.0%Crown 33.4°Girdle: MediumPavilion 46.8°Culet: LNGDepth 65.9%

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 5
Current: £1,104 GBP|Low: £253 GBP|High: £1,104 GBP|Avg: £479 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 2£264 GBP
Retailer 4£271 GBP
Retailer 5£385 GBP
Retailer 6£411 GBP
Retailer 7£664 GBP
Retailer 3£701 GBP
Brilliant Earth£1,104 GBP

42 data points across 7 retailers

7 retailers£264 GBP to £1,104 GBP

A
Cheapest Retailer
-
£264 GBP
A
Retailer 2
-
£271 GBP
View
A
Retailer 3
-
£385 GBP
View
B+
Retailer 4
-
£411 GBP
View
B+
Retailer 5
-
£524 GBP
View
B+
Retailer 6
-
£701 GBP
View
Most Expensive
B
Brilliant Earth
20917734A · Nov 4
£1,104 GBP
$1,490 USD
View
6 more retailers have this diamond
Prices start from £264 GBPSave up to £840 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
£264 GBP