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Emerald|Lab Grown|IGI

1.01ct F IF Emerald Lab Grown Diamond

ID • F/IF • IGI LG678546715

Shape and cutting style on the report: Emerald cut

Certificate IGI LG678546715

Diamond specifications and retailer prices

From £119 GBP
As of November 4, 2026
Save £648 GBP (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £837 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.01ct lab-grown emerald diamond

This 1.01ct 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 LG678546715 or 678546715. Listed at 17 retailers as of November 4, 2026, with a 543% 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

1.01
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678546715
Dimensions6.83 × 4.75 × 3.10 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.83 mm4.75 mm1.01 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678546715
Side View
Table 64.0%Crown 37.2°Girdle: MediumPavilion 41.9°Culet: LargeDepth 65.3%

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 4
Current: £837 GBP|Low: £115 GBP|High: £852 GBP|Avg: £354 GBP|-1.7%
Rare Carat
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 5, 2026
Retailer 12£119 GBP
Retailer 15£133 GBP
Retailer 6£139 GBP
Retailer 4£148 GBP
Retailer 14£148 GBP
Retailer 13£206 GBP
Retailer 10£255 GBP
Retailer 2£259 GBP
Retailer 7£327 GBP
Retailer 9£361 GBP
Retailer 3£476 GBP
Retailer 11£503 GBP
Retailer 8£690 GBP
Retailer 5£767 GBP
Rare Carat£837 GBP

46 data points across 15 retailers

17 retailers£119 GBP to £767 GBP

A
Cheapest Retailer
-
£119 GBP
A
Retailer 2
-
£133 GBP
View
Final sale: no returns
A
Retailer 3
-
£139 GBP
View
A
Retailer 4
-
£148 GBP
View
Retailer 5
-
£148 GBP
View
Price last confirmed 11 days ago
B+
Retailer 6
-
£206 GBP
View
A
Retailer 7
-
£255 GBP
View
A
Retailer 8
-
£259 GBP
View
A
Retailer 9
-
£327 GBP
View
A
Retailer 10
-
£361 GBP
View
B+
Retailer 11
-
£417 GBP
View
B+
Retailer 12
-
£476 GBP
View
B+
Retailer 13
-
£503 GBP
View
B+
Retailer 14
-
£516 GBP
View
B+
Retailer 15
-
£690 GBP
View
B
Retailer 16
-
£767 GBP
View
Most Expensive
Rare Carat
GD13712_l_678546715 · Oct 28
£837 GBP
$1,130 USD
View
Price last confirmed 7 days ago
16 more retailers have this diamond
Prices start from £119 GBPSave up to £648 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
1.01ct Emerald
£119 GBP