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Emerald|Lab Grown|IGI

1.64ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG547276741

Shape and cutting style on the report: Emerald cut

Certificate IGI LG547276741

Diamond specifications and retailer prices

From $162 USD
As of October 27, 2026
Save $1,318 USD (89%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,480 USD at Brilliant Earth · As of October 26, 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 LG547276741 or 547276741. Listed at 7 retailers as of October 26, 2026, with prices from $162 to $1,480, a $1,318 spread on the same certified stone. Brilliant Earth lists it at $1,480. 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 angle36.4°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG547276741
Dimensions8.03 × 5.55 × 3.65 mm
L/W Ratio1.45
Culet sizeLarge
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
8.03 mm5.55 mm1.64 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG547276741
Side View
Table 67.0%Crown 36.4°Girdle: MediumPavilion 39.6°Culet: LargeDepth 65.8%

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 27
Current: $1,480 USD|Low: $162 USD|High: $1,530 USD|Avg: $651 USD|-3.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 25, 2026
Retailer 5$162 USD
Retailer 3$188 USD
Retailer 6$364 USD
Retailer 8$434 USD
Retailer 4$683 USD
Retailer 7$714 USD
Retailer 2$1,040 USD
Brilliant Earth$1,480 USD

17 data points across 8 retailers

7 retailers$162 USD to $1,480 USD

A
Cheapest Retailer
-
$162 USD
A
Retailer 2
-
$188 USD
View
B+
Retailer 3
-
$364 USD
View
B+
Retailer 4
-
$683 USD
View
B+
Retailer 5
-
$714 USD
View
B
Retailer 6
-
$1,040 USD
£819 GBP
View
Most Expensive
B
Brilliant Earth
6318006Y · Oct 26
$1,480 USD
View
6 more retailers have this diamond
Prices start from $162 USDSave up to $1,318 USD

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
$162 USD