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Emerald|Lab Grown|IGI

1.78ct G IF Emerald Lab Grown Diamond

ID • G/IF • IGI LG620498304

Shape and cutting style on the report: Emerald cut

Certificate IGI LG620498304

Diamond specifications and retailer prices

From €288 EUR
$320 USD
As of October 30, 2026
Save €2,659 EUR (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,947 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.78ct lab-grown emerald diamond

This 1.78ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG620498304 or 620498304. Listed at 22 retailers as of October 28, 2026, with prices from €288 to €2,947, a €2,659 spread on the same certified stone. Brilliant Earth lists it at €2,947. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620498304
Dimensions7.90 × 5.74 × 3.92 mm
L/W Ratio1.38
Culet sizeLong
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 Faint Blue
Top View
7.90 mm5.74 mm1.78 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620498304
Side View
Table 66.0%Crown 37.6°Girdle: MediumPavilion 36.6°Culet: LNGDepth 68.3%

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: €2,947 EUR|Low: €288 EUR|High: €2,947 EUR|Avg: €893 EUR
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 30, 2026
Retailer 4€288 EUR
Retailer 3€298 EUR
Retailer 10€458 EUR
Retailer 8€498 EUR
Retailer 2€525 EUR
Retailer 9€547 EUR
Retailer 5€562 EUR
Retailer 7€563 EUR
Retailer 13€978 EUR
Retailer 14€1,225 EUR
Retailer 6€1,246 EUR
Retailer 11€1,283 EUR
Retailer 12€2,125 EUR
Brilliant Earth€2,947 EUR

42 data points across 14 retailers

22 retailers€288 EUR to €2,947 EUR

Retailer 1
-
€257 EUR
$286 USD
Price last confirmed 11 days ago
A
Retailer 2
-
€288 EUR
$320 USD
View
Final sale: no returns
Retailer 3
-
€298 EUR
$332 USD
View
Price last confirmed 10 days ago
Retailer 4
-
€318 EUR
$354 USD
View
Price last confirmed 11 days ago
Retailer 5
-
€318 EUR
$354 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
€458 EUR
$510 USD
View
A
Retailer 7
-
€498 EUR
View
A
Retailer 8
-
€525 EUR
$584 USD
View
A
Retailer 9
-
€547 EUR
ZAR 9,839 ZAR
View
A
Retailer 10
-
€562 EUR
$626 USD
View
A
Retailer 11
-
€563 EUR
£493 GBP
View
Retailer 12
-
€691 EUR
$769 USD
View
Price last confirmed 16 days ago
B+
Retailer 13
-
€978 EUR
$1,089 USD
View
Retailer 14
-
€1,023 EUR
$1,139 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
€1,068 EUR
$1,189 USD
View
B+
Retailer 16
-
€1,104 EUR
$1,229 USD
View
B+
Retailer 17
-
€1,225 EUR
$1,363 USD
View
Retailer 18
-
€1,246 EUR
£1,092 GBP
View
Price last confirmed 22 days ago
B+
Retailer 19
-
€1,283 EUR
£1,124 GBP
View
B+
Retailer 20
-
€1,316 EUR
$1,465 USD
View
Retailer 21
-
€2,125 EUR
$2,365 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
16509102A · Oct 28
€2,947 EUR
$3,280 USD
View
21 more retailers have this diamond
Prices start from €288 EURSave up to €2,659 EUR

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
1.78ct Emerald
€288 EUR