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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 $289 AUD
$203 USD
As of October 29, 2026
Save $1,329 AUD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,618 AUD 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 $289 to $1,618, a $1,329 spread on the same certified stone. Reve Diamonds lists it at $1,618. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $544 AUD|Low: $263 AUD|High: $1,779 AUD|Avg: $993 AUD|-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$289 AUD
Retailer 6$434 AUD
Retailer 1$544 AUD
Retailer 3$577 AUD
Retailer 5$789 AUD
Retailer 8$1,110 AUD
Retailer 2$1,239 AUD
Retailer 9$1,495 AUD
Retailer 4$1,504 AUD
Reve Diamonds$1,618 AUD

40 data points across 10 retailers

15 retailers$289 AUD to $1,618 AUD

A
Cheapest Retailer
-
$289 AUD
$203 USD
Final sale: no returns
Retailer 2
-
$310 AUD
$218 USD
View
Price last confirmed 20 days ago
Retailer 3
-
$359 AUD
$252 USD
View
Price last confirmed 22 days ago
Retailer 4
-
$384 AUD
$270 USD
View
Price last confirmed 28 days ago
B+
Retailer 5
-
$434 AUD
$305 USD
View
A
Retailer 6
-
$544 AUD
€364 EUR
View
A
Retailer 7
-
$577 AUD
£319 GBP
View
A
Retailer 8
-
$789 AUD
$554 USD
View
B
Retailer 9
-
$1,110 AUD
$780 USD
View
Retailer 10
-
$1,236 AUD
$868 USD
View
Price last confirmed 24 days ago
B+
Retailer 11
-
$1,239 AUD
$870 USD
View
B
Retailer 12
-
$1,495 AUD
$1,050 USD
View
B
Retailer 13
-
$1,495 AUD
$1,050 USD
View
B
Retailer 14
-
$1,504 AUD
£832 GBP
View
Most Expensive
B
Reve Diamonds
78D5BD634 · Oct 25
$1,618 AUD
$1,136 USD
View
14 more retailers have this diamond
Prices start from $289 AUDSave up to $1,329 AUD

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
$289 AUD