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Emerald|Lab Grown|IGI

1.03ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG840632242

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840632242

Diamond specifications and retailer prices

From £172 GBP
$230 USD
As of October 30, 2026
Save £1,275 GBP (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,446 GBP at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 1.03ct lab-grown emerald diamond

This 1.03ct 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 LG840632242 or 840632242. Listed at 20 retailers as of October 30, 2026, with prices from £172 to £1,446, a £1,275 spread on the same certified stone. Helzberg Diamonds lists it at £1,446. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632242
Dimensions6.87 × 4.74 × 3.02 mm
L/W Ratio1.45
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
6.87 mm4.74 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632242
Side View
Table 65.0%Crown 36.9°Girdle: MediumPavilion 37.7°Culet: LargeDepth 63.7%

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: Oct 30
Current: £1,446 GBP|Low: £172 GBP|High: £2,015 GBP|Avg: £615 GBP
Helzberg Diamonds
Retailer 2
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Retailer 20
October 31, 2026
Retailer 9£172 GBP
Retailer 8£193 GBP
Retailer 4£199 GBP
Retailer 18£213 GBP
Retailer 19£213 GBP
Retailer 10£361 GBP
Retailer 16£366 GBP
Retailer 14£374 GBP
Retailer 5£387 GBP
Retailer 2£402 GBP
Retailer 3£431 GBP
Retailer 11£604 GBP
Retailer 20£686 GBP
Retailer 17£688 GBP
Retailer 7£725 GBP
Retailer 6£783 GBP
Retailer 15£860 GBP
Retailer 12£944 GBP
Retailer 13£1,284 GBP
Helzberg Diamonds£1,446 GBP

24 data points across 20 retailers

20 retailers£172 GBP to £1,446 GBP

A
Cheapest Retailer
-
£172 GBP
$230 USD
A
Retailer 2
-
£193 GBP
$258 USD
View
Final sale: no returns
A
Retailer 3
-
£199 GBP
$267 USD
View
A
Retailer 4
-
£213 GBP
$286 USD
View
A
Retailer 5
-
£213 GBP
$286 USD
View
A
Retailer 6
-
£361 GBP
$484 USD
View
A
Retailer 7
-
£366 GBP
ZAR 7,932 ZAR
View
A
Retailer 8
-
£374 GBP
€477 EUR
View
A
Retailer 9
-
£387 GBP
$519 USD
View
A
Retailer 10
-
£402 GBP
View
B+
Retailer 11
-
£431 GBP
$578 USD
View
B+
Retailer 12
-
£604 GBP
SGD 1,093 SGD
View
B+
Retailer 13
-
£686 GBP
$919 USD
View
B+
Retailer 14
-
£688 GBP
$922 USD
View
B+
Retailer 15
-
£725 GBP
$971 USD
View
B+
Retailer 16
-
£783 GBP
$1,049 USD
View
B+
Retailer 17
-
£860 GBP
View
B
Retailer 18
-
£944 GBP
$1,265 USD
View
B
Retailer 19
-
£1,284 GBP
$1,720 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJIIKI · Oct 31
£1,446 GBP
$1,938 USD
View
19 more retailers have this diamond
Prices start from £172 GBPSave up to £1,275 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
1.03ct Emerald
£172 GBP