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Emerald|Lab Grown|IGI

1.00ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG818674210

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818674210

Diamond specifications and retailer prices

From £194 GBP
$260 USD
As of October 30, 2026
Save £1,478 GBP (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,672 GBP at Brilliant Earth · As of October 30, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818674210 or 818674210. Listed at 20 retailers as of October 30, 2026, with prices from £194 to £1,672, a £1,478 spread on the same certified stone. Brilliant Earth lists it at £1,672. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818674210
Dimensions6.82 × 4.73 × 3.26 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
6.82 mm4.73 mm1.00 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818674210
Side View
Table 60.0%Crown 32.5°Girdle: MediumPavilion 42.4°Culet: LargeDepth 68.9%

Caratlytics Score

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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: Oct 30
Current: £1,672 GBP|Low: £194 GBP|High: £1,955 GBP|Avg: £615 GBP|-14.5%
Brilliant Earth
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
October 31, 2026
Retailer 9£194 GBP
Retailer 3£231 GBP
Retailer 5£231 GBP
Retailer 10£291 GBP
Retailer 6£355 GBP
Retailer 13£379 GBP
Retailer 14£397 GBP
Retailer 2£408 GBP
Retailer 8£412 GBP
Retailer 7£534 GBP
Retailer 12£733 GBP
Retailer 4£928 GBP
Retailer 11£970 GBP
Brilliant Earth£1,672 GBP

39 data points across 14 retailers

20 retailers£194 GBP to £1,672 GBP

A
Cheapest Retailer
-
£194 GBP
$260 USD
Final sale: no returns
Retailer 2
-
£206 GBP
$276 USD
View
Price last confirmed 29 days ago
A
Retailer 3
-
£231 GBP
$310 USD
View
A
Retailer 4
-
£231 GBP
$310 USD
View
Retailer 5
-
£249 GBP
$334 USD
View
Price last confirmed 21 days ago
Retailer 6
-
£266 GBP
$357 USD
View
Price last confirmed 28 days ago
A
Retailer 7
-
£291 GBP
$390 USD
View
Retailer 8
-
£306 GBP
HK$3,200 HKD
View
Price last confirmed 57 days ago
Retailer 9
-
£355 GBP
$475 USD
View
Price last confirmed 10 days ago
A
Retailer 10
-
£379 GBP
€484 EUR
View
A
Retailer 11
-
£397 GBP
ZAR 8,602 ZAR
View
A
Retailer 12
-
£408 GBP
View
A
Retailer 13
-
£412 GBP
$552 USD
View
B+
Retailer 14
-
£534 GBP
$716 USD
View
B+
Retailer 15
-
£733 GBP
$982 USD
View
Retailer 16
-
£747 GBP
$1,001 USD
View
Price last confirmed 26 days ago
Retailer 17
-
£856 GBP
$1,147 USD
View
Price last confirmed 24 days ago
B
Retailer 18
-
£928 GBP
View
B
Retailer 19
-
£970 GBP
$1,300 USD
View
Most Expensive
B
Brilliant Earth
21127298A · Oct 30
£1,672 GBP
$2,240 USD
View
19 more retailers have this diamond
Prices start from £194 GBPSave up to £1,478 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
£194 GBP