Emerald|Lab Grown|IGI

1.57ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG825630571

Shape and cutting style on the report: Emerald cut

Certificate IGI LG825630571

Diamond specifications and retailer prices

From $203 USD
As of October 29, 2026
Save $933 USD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,136 USD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

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 LG825630571 or 825630571. Listed at 15 retailers as of October 25, 2026, with prices from $203 to $1,136, a $933 spread on the same certified stone. Reve Diamonds lists it at $1,136. 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 angle41.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825630571
Dimensions8.29 × 5.42 × 3.59 mm
L/W Ratio1.53
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.29 mm5.42 mm1.57 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825630571
Side View
Table 67.0%Crown 41.1°Girdle: MED-STKPavilion 41.4°Culet: LargeDepth 66.2%

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 29
Current: $382 USD|Low: $185 USD|High: $1,250 USD|Avg: $697 USD|-4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Reve Diamonds
October 29, 2026
Retailer 7$203 USD
Retailer 6$305 USD
Retailer 1$382 USD
Retailer 3$405 USD
Retailer 5$554 USD
Retailer 8$780 USD
Retailer 2$870 USD
Retailer 9$1,050 USD
Retailer 4$1,057 USD
Reve Diamonds$1,136 USD

40 data points across 10 retailers

15 retailers$203 USD to $1,136 USD

A
Cheapest Retailer
-
$203 USD
Final sale: no returns
Retailer 2
-
$218 USD
View
Price last confirmed 20 days ago
Retailer 3
-
$252 USD
View
Price last confirmed 21 days ago
Retailer 4
-
$270 USD
View
Price last confirmed 28 days ago
B+
Retailer 5
-
$305 USD
View
A
Retailer 6
-
$382 USD
€364 EUR
View
A
Retailer 7
-
$405 USD
£319 GBP
View
A
Retailer 8
-
$554 USD
View
B
Retailer 9
-
$780 USD
View
Retailer 10
-
$868 USD
View
Price last confirmed 23 days ago
B+
Retailer 11
-
$870 USD
View
B
Retailer 12
-
$1,050 USD
View
B
Retailer 13
-
$1,050 USD
View
B
Retailer 14
-
$1,057 USD
£832 GBP
View
Most Expensive
B
Reve Diamonds
78D5BD634 · Oct 25
$1,136 USD
View
14 more retailers have this diamond
Prices start from $203 USDSave up to $933 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
1.57ct Emerald
$203 USD