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Emerald|Lab Grown|IGI

1.27ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG804649615

Shape and cutting style on the report: Emerald cut

Certificate IGI LG804649615

Diamond specifications and retailer prices

From £378 GBP
$506 USD
As of October 28, 2026
Save £1,399 GBP (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,776 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.27ct lab-grown emerald diamond

This 1.27ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804649615 or 804649615. Listed at 8 retailers as of October 28, 2026, with prices from £378 to £1,776, a £1,399 spread on the same certified stone. Brilliant Earth lists it at £1,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804649615
Dimensions7.38 × 5.18 × 3.39 mm
L/W Ratio1.42
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
7.38 mm5.18 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804649615
Side View
Table 62.0%Crown 37.8°Girdle: ThickPavilion 37.3°Culet: LargeDepth 65.4%

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 28
Current: £1,776 GBP|Low: £186 GBP|High: £2,008 GBP|Avg: £808 GBP|-11.5%
Brilliant Earth
Retailer 2
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October 26, 2026
Retailer 5£186 GBP
Retailer 7£210 GBP
Retailer 12£378 GBP
Retailer 3£490 GBP
Retailer 17£542 GBP
Retailer 9£551 GBP
Retailer 16£572 GBP
Retailer 6£651 GBP
Retailer 11£724 GBP
Retailer 13£731 GBP
Retailer 15£816 GBP
Retailer 2£994 GBP
Retailer 8£1,085 GBP
Retailer 14£1,168 GBP
Retailer 4£1,183 GBP
Retailer 10£1,739 GBP
Brilliant Earth£1,776 GBP

11 data points across 17 retailers

8 retailers£378 GBP to £1,776 GBP

A
Cheapest Retailer
-
£378 GBP
$506 USD
B+
Retailer 2
-
£724 GBP
$970 USD
View
Retailer 3
-
£731 GBP
$980 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
£816 GBP
$1,094 USD
View
B+
Retailer 5
-
£994 GBP
View
B
Retailer 6
-
£1,168 GBP
$1,565 USD
View
B
Retailer 7
-
£1,739 GBP
$2,330 USD
View
Most Expensive
B
Brilliant Earth
21731242Y · Oct 28
£1,776 GBP
$2,380 USD
View
7 more retailers have this diamond
Prices start from £378 GBPSave up to £1,399 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
1.27ct Emerald
£378 GBP