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Emerald|Lab Grown|IGI

1.45ct E SI2 Emerald Lab Grown Diamond

ID • E/SI2 • IGI LG564358679

Shape and cutting style on the report: Emerald cut

Certificate IGI LG564358679

Diamond specifications and retailer prices

From $180 USD
As of October 27, 2026
Save $1,130 USD (86%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,310 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.45ct lab-grown emerald diamond

This 1.45ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG564358679 or 564358679. Listed at 8 retailers as of October 26, 2026, with prices from $180 to $1,310, a $1,130 spread on the same certified stone. Brilliant Earth lists it at $1,310. 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

1.45
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.9°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG564358679
Dimensions7.83 × 5.30 × 3.54 mm
L/W Ratio1.48
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
7.83 mm5.30 mm1.45 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG564358679
Side View
Table 63.5%Crown 33.9°Girdle: MediumPavilion 41.6°Culet: LNGDepth 66.8%

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: $1,310 USD|Low: $175 USD|High: $1,350 USD|Avg: $646 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 26, 2026
Retailer 5$180 USD
Retailer 3$209 USD
Retailer 7$395 USD
Retailer 9$407 USD
Retailer 10$522 USD
Retailer 4$758 USD
Retailer 8$790 USD
Retailer 6$792 USD
Retailer 2$1,154 USD
Brilliant Earth$1,310 USD

16 data points across 10 retailers

8 retailers$180 USD to $1,310 USD

A
Cheapest Retailer
-
$180 USD
A
Retailer 2
-
$209 USD
View
B+
Retailer 3
-
$395 USD
View
B
Retailer 4
-
$758 USD
View
B
Retailer 5
-
$790 USD
View
B
Retailer 6
-
$792 USD
View
B
Retailer 7
-
$1,154 USD
£909 GBP
View
Most Expensive
B
Brilliant Earth
6729032Y · Oct 26
$1,310 USD
View
7 more retailers have this diamond
Prices start from $180 USDSave up to $1,130 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
1.45ct Emerald
$180 USD