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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 €139 EUR
As of November 1, 2026
Save €814 EUR (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €953 EUR at Brilliant Earth · As of November 3, 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 November 1, 2026, with prices from €139 to €953, a €814 spread on the same certified stone. Brilliant Earth lists it at €953. 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
Colour
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: Nov 1
Current: €953 EUR|Low: €139 EUR|High: €1,336 EUR|Avg: €461 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
November 4, 2026
Retailer 11€139 EUR
Retailer 3€155 EUR
Retailer 6€160 EUR
Retailer 13€172 EUR
Retailer 7€178 EUR
Retailer 12€298 EUR
Retailer 8€300 EUR
Retailer 10€305 EUR
Retailer 5€313 EUR
Retailer 15€411 EUR
Retailer 9€462 EUR
Retailer 4€552 EUR
Retailer 2€717 EUR
Retailer 14€807 EUR
Brilliant Earth€953 EUR

39 data points across 15 retailers

15 retailers€139 EUR to €953 EUR

A
Cheapest Retailer
-
€139 EUR
B+
Retailer 2
-
€155 EUR
View
Final sale: no returns
A
Retailer 3
-
€160 EUR
View
A
Retailer 4
-
€172 EUR
View
Retailer 5
-
€178 EUR
View
Price last confirmed 12 days ago
Retailer 6
-
€298 EUR
View
Price last confirmed 8 days ago
A
Retailer 7
-
€300 EUR
View
A
Retailer 8
-
€305 EUR
View
B+
Retailer 9
-
€313 EUR
View
A
Retailer 10
-
€411 EUR
View
B+
Retailer 11
-
€462 EUR
View
B+
Retailer 12
-
€552 EUR
View
B
Retailer 13
-
€717 EUR
View
Retailer 14
-
€807 EUR
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
14251221A · Nov 3
€953 EUR
$1,070 USD
View
14 more retailers have this diamond
Prices start from €139 EURSave up to €814 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
€139 EUR