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Emerald|Lab Grown|IGI

1.58ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG669437941

Shape and cutting style on the report: Emerald cut

Certificate IGI LG669437941

Diamond specifications and retailer prices

From $157 USD
As of October 27, 2026
Save $1,133 USD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,290 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.58ct lab-grown emerald diamond

This 1.58ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG669437941 or 669437941. Listed at 14 retailers as of October 27, 2026, with prices from $157 to $1,290, a $1,133 spread on the same certified stone. Brilliant Earth lists it at $1,290. 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

1.58
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669437941
Dimensions8.58 × 5.22 × 3.53 mm
L/W Ratio1.64
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.58 mm5.22 mm1.58 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669437941
Side View
Table 64.0%Crown 36.8°Girdle: MediumPavilion 41°Culet: LNGDepth 67.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,290 USD|Low: $150 USD|High: $1,320 USD|Avg: $518 USD
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 29, 2026
Retailer 12$157 USD
Retailer 5$182 USD
Retailer 4$194 USD
Retailer 13$194 USD
Retailer 8$338 USD
Retailer 9$351 USD
Retailer 14$353 USD
Retailer 2$371 USD
Retailer 6$460 USD
Retailer 3$624 USD
Retailer 11$659 USD
Retailer 10$825 USD
Retailer 7$913 USD
Brilliant Earth$1,290 USD

43 data points across 14 retailers

14 retailers$157 USD to $1,290 USD

A
Cheapest Retailer
-
$157 USD
A
Retailer 2
-
$182 USD
View
A
Retailer 3
-
$194 USD
View
A
Retailer 4
-
$194 USD
View
A
Retailer 5
-
$338 USD
£266 GBP
View
A
Retailer 6
-
$351 USD
£276 GBP
View
B+
Retailer 7
-
$353 USD
View
A
Retailer 8
-
$371 USD
€353 EUR
View
A
Retailer 9
-
$460 USD
View
B+
Retailer 10
-
$624 USD
View
B+
Retailer 11
-
$659 USD
View
B
Retailer 12
-
$825 USD
View
B+
Retailer 13
-
$913 USD
£719 GBP
View
Most Expensive
B
Brilliant Earth
13299940A · Oct 28
$1,290 USD
View
13 more retailers have this diamond
Prices start from $157 USDSave up to $1,133 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
1.58ct Emerald
$157 USD