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Emerald|Lab Grown|IGI

1.64ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG838616338

Shape and cutting style on the report: Emerald cut

Certificate IGI LG838616338

Diamond specifications and retailer prices

From £330 GBP
$442 USD
As of October 30, 2026
Save £3,223 GBP (91%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,553 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.64ct lab-grown emerald diamond

This 1.64ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG838616338 or 838616338. Listed at 8 retailers as of October 29, 2026, with prices from £330 to £3,553, a £3,223 spread on the same certified stone. Brilliant Earth lists it at £3,553. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle44.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838616338
Dimensions7.75 × 5.58 × 3.75 mm
L/W Ratio1.39
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
7.75 mm5.58 mm1.64 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838616338
Side View
Table 69.0%Crown 36.4°Girdle: MediumPavilion 44.2°Culet: LargeDepth 67.2%

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: £3,553 GBP|Low: £330 GBP|High: £3,553 GBP|Avg: £1,201 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2£330 GBP
Retailer 5£409 GBP
Retailer 3£470 GBP
Retailer 4£829 GBP
Retailer 8£866 GBP
Retailer 7£1,014 GBP
Retailer 6£2,071 GBP
Brilliant Earth£3,553 GBP

28 data points across 8 retailers

8 retailers£330 GBP to £3,553 GBP

A
Cheapest Retailer
-
£330 GBP
$442 USD
A
Retailer 2
-
£409 GBP
€522 EUR
View
A
Retailer 3
-
£470 GBP
View
A
Retailer 4
-
£829 GBP
$1,110 USD
View
B+
Retailer 5
-
£866 GBP
$1,160 USD
View
B+
Retailer 6
-
£1,014 GBP
View
B
Retailer 7
-
£2,071 GBP
$2,775 USD
View
Most Expensive
B
Brilliant Earth
21660897A · Oct 29
£3,553 GBP
$4,760 USD
View
7 more retailers have this diamond
Prices start from £330 GBPSave up to £3,223 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
1.64ct Emerald
£330 GBP