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Emerald|Lab Grown|IGI

1.64ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG628481294

Shape and cutting style on the report: Emerald cut

Certificate IGI LG628481294

Diamond specifications and retailer prices

From €140 EUR
$156 USD
As of October 30, 2026
Save €818 EUR (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €958 EUR at Brilliant Earth · As of October 30, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG628481294 or 628481294. Listed at 15 retailers as of October 30, 2026, with prices from €140 to €958, a €818 spread on the same certified stone. Brilliant Earth lists it at €958. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.64
Carat
G
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628481294
Dimensions8.02 × 5.57 × 3.77 mm
L/W Ratio1.44
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.02 mm5.57 mm1.64 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628481294
Side View
Table 69.0%Crown 37.8°Girdle: MediumPavilion 40.5°Culet: LNGDepth 67.7%

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: €958 EUR|Low: €140 EUR|High: €1,343 EUR|Avg: €469 EUR|-28.7%
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
Retailer 15
October 31, 2026
Retailer 10€140 EUR
Retailer 15€156 EUR
Retailer 5€161 EUR
Retailer 12€173 EUR
Retailer 6€179 EUR
Retailer 2€300 EUR
Retailer 11€300 EUR
Retailer 9€306 EUR
Retailer 4€314 EUR
Retailer 14€413 EUR
Retailer 8€465 EUR
Retailer 3€555 EUR
Retailer 7€783 EUR
Retailer 13€812 EUR
Brilliant Earth€958 EUR

36 data points across 15 retailers

15 retailers€140 EUR to €958 EUR

A
Cheapest Retailer
-
€140 EUR
$156 USD
B+
Retailer 2
-
€156 EUR
$174 USD
View
Final sale: no returns
A
Retailer 3
-
€161 EUR
$180 USD
View
A
Retailer 4
-
€173 EUR
$193 USD
View
A
Retailer 5
-
€179 EUR
$200 USD
View
A
Retailer 6
-
€300 EUR
£264 GBP
View
A
Retailer 7
-
€300 EUR
View
A
Retailer 8
-
€306 EUR
£269 GBP
View
B+
Retailer 9
-
€314 EUR
$351 USD
View
A
Retailer 10
-
€413 EUR
$461 USD
View
B+
Retailer 11
-
€465 EUR
$519 USD
View
B+
Retailer 12
-
€555 EUR
$620 USD
View
Retailer 13
-
€783 EUR
$875 USD
View
Price last confirmed 34 days ago
B+
Retailer 14
-
€812 EUR
£714 GBP
View
Most Expensive
B
Brilliant Earth
14251221A · Oct 30
€958 EUR
$1,070 USD
View
14 more retailers have this diamond
Prices start from €140 EURSave up to €818 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
1.64ct Emerald
€140 EUR