CaratHunter
Plans
Emerald|Lab Grown|IGI

1.57ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG526270874

Shape and cutting style on the report: Emerald cut

Certificate IGI LG526270874

Diamond specifications and retailer prices

From $337 CAD
$241 USD
As of October 30, 2026
Save $2,000 CAD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,337 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.57ct lab-grown emerald diamond

This 1.57ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526270874 or 526270874. Listed at 16 retailers as of October 29, 2026, with prices from $337 to $2,337, a $2,000 spread on the same certified stone. Brilliant Earth lists it at $2,337. 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

1.57
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526270874
Dimensions8.01 × 5.33 × 3.65 mm
L/W Ratio1.50
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
8.01 mm5.33 mm1.57 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526270874
Side View
Table 67.5%Crown 25°Girdle: MediumPavilion 41.5°Culet: LNGDepth 68.5%

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 30
Current: $2,337 CAD|Low: $325 CAD|High: $2,407 CAD|Avg: $883 CAD|-2.9%
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
October 30, 2026
Retailer 6$337 CAD
Retailer 5$378 CAD
Retailer 10$392 CAD
Retailer 3$418 CAD
Retailer 8$418 CAD
Retailer 7$698 CAD
Retailer 13$705 CAD
Retailer 2$792 CAD
Retailer 4$878 CAD
Retailer 12$1,055 CAD
Retailer 9$1,346 CAD
Retailer 11$1,687 CAD
Brilliant Earth$2,337 CAD

42 data points across 13 retailers

16 retailers$337 CAD to $2,337 CAD

A
Cheapest Retailer
-
$337 CAD
$241 USD
A
Retailer 2
-
$378 CAD
$270 USD
View
Final sale: no returns
A
Retailer 3
-
$392 CAD
$280 USD
View
A
Retailer 4
-
$418 CAD
$299 USD
View
Retailer 5
-
$418 CAD
$299 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$698 CAD
€475 EUR
View
B+
Retailer 7
-
$705 CAD
$504 USD
View
B+
Retailer 8
-
$792 CAD
£446 GBP
View
B+
Retailer 9
-
$878 CAD
$627 USD
View
B+
Retailer 10
-
$1,055 CAD
$754 USD
View
Retailer 11
-
$1,229 CAD
$878 USD
View
Price last confirmed 16 days ago
B
Retailer 12
-
$1,346 CAD
$962 USD
View
B
Retailer 13
-
$1,419 CAD
$1,014 USD
View
Retailer 14
-
$1,687 CAD
£949 GBP
View
Price last confirmed 11 days ago
B
Retailer 15
-
$1,855 CAD
$1,326 USD
View
Most Expensive
B
Brilliant Earth
7642474A · Oct 29
$2,337 CAD
$1,670 USD
View
15 more retailers have this diamond
Prices start from $337 CADSave up to $2,000 CAD

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
1.57ct Emerald
$337 CAD