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Emerald|Lab Grown|IGI

1.00ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG781616859

Shape and cutting style on the report: Emerald cut

Certificate IGI LG781616859

Diamond specifications and retailer prices

From £303 GBP
$406 USD
As of October 29, 2026
Save £1,660 GBP (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,963 GBP at Brilliant Earth · As of October 29, 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 LG781616859 or 781616859. Listed at 21 retailers as of October 29, 2026, with prices from £303 to £1,963, a £1,660 spread on the same certified stone. Brilliant Earth lists it at £1,963. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781616859
Dimensions6.92 × 4.79 × 3.14 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.92 mm4.79 mm1.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781616859
Side View
Table 66.0%Crown 37.5°Girdle: MED-STKPavilion 39.7°Culet: LargeDepth 65.6%

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: Oct 29
Current: £1,963 GBP|Low: £303 GBP|High: £2,118 GBP|Avg: £846 GBP|-1.5%
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
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 20£303 GBP
Retailer 15£339 GBP
Retailer 19£339 GBP
Retailer 6£375 GBP
Retailer 8£375 GBP
Retailer 5£411 GBP
Retailer 4£456 GBP
Retailer 18£485 GBP
Retailer 9£504 GBP
Retailer 7£597 GBP
Retailer 14£600 GBP
Retailer 2£617 GBP
Retailer 17£645 GBP
Retailer 13£849 GBP
Retailer 11£995 GBP
Retailer 3£1,207 GBP
Retailer 12£1,233 GBP
Retailer 10£1,381 GBP
Retailer 16£1,475 GBP
Brilliant Earth£1,963 GBP

38 data points across 20 retailers

21 retailers£303 GBP to £1,963 GBP

A
Cheapest Retailer
-
£303 GBP
$406 USD
A
Retailer 2
-
£339 GBP
$454 USD
View
Final sale: no returns
A
Retailer 3
-
£339 GBP
$454 USD
View
A
Retailer 4
-
£375 GBP
$503 USD
View
A
Retailer 5
-
£375 GBP
$503 USD
View
B+
Retailer 6
-
£411 GBP
HK$4,300 HKD
View
B+
Retailer 7
-
£456 GBP
$611 USD
View
B+
Retailer 8
-
£485 GBP
$650 USD
View
B+
Retailer 9
-
£504 GBP
$675 USD
View
B+
Retailer 10
-
£597 GBP
$800 USD
View
B+
Retailer 11
-
£600 GBP
€766 EUR
View
B+
Retailer 12
-
£617 GBP
View
B+
Retailer 13
-
£645 GBP
ZAR 13,963 ZAR
View
B+
Retailer 14
-
£849 GBP
$1,137 USD
View
B
Retailer 15
-
£995 GBP
SGD 1,801 SGD
View
B
Retailer 16
-
£1,207 GBP
$1,617 USD
View
B
Retailer 17
-
£1,233 GBP
$1,652 USD
View
B
Retailer 18
-
£1,381 GBP
$1,850 USD
View
Retailer 19
-
£1,456 GBP
View
Price last confirmed 16 days ago
B
Retailer 20
-
£1,475 GBP
View
Most Expensive
B
Brilliant Earth
20474131A · Oct 29
£1,963 GBP
$2,630 USD
View
20 more retailers have this diamond
Prices start from £303 GBPSave up to £1,660 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
£303 GBP