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Emerald|Lab Grown|IGI

1.53ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG818685031

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818685031

Diamond specifications and retailer prices

From $285 AUD
$200 USD
As of October 30, 2026
Save $1,375 AUD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,660 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.53ct lab-grown emerald diamond

This 1.53ct 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 LG818685031 or 818685031. Listed at 13 retailers as of October 29, 2026, with prices from $285 to $1,660, a $1,375 spread on the same certified stone. MOH London lists it at $1,660. 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

1.53
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818685031
Dimensions7.87 × 5.39 × 3.64 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.87 mm5.39 mm1.53 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818685031
Side View
Table 64.0%Crown 40°Girdle: THN-MEDPavilion 43.4°Culet: LargeDepth 67.5%

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: $1,660 AUD|Low: $273 AUD|High: $1,694 AUD|Avg: $794 AUD|-0.5%
MOH London
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 4$285 AUD
Retailer 3$319 AUD
Retailer 12$330 AUD
Retailer 9$353 AUD
Retailer 10$353 AUD
Retailer 7$614 AUD
Retailer 2$648 AUD
Retailer 11$1,136 AUD
Retailer 8$1,139 AUD
Retailer 5$1,150 AUD
Retailer 13$1,212 AUD
Retailer 6$1,246 AUD
MOH London$1,660 AUD

38 data points across 13 retailers

13 retailers$285 AUD to $1,660 AUD

A
Cheapest Retailer
-
$285 AUD
$200 USD
A
Retailer 2
-
$319 AUD
$224 USD
View
Final sale: no returns
A
Retailer 3
-
$330 AUD
$232 USD
View
A
Retailer 4
-
$353 AUD
$248 USD
View
A
Retailer 5
-
$353 AUD
$248 USD
View
B+
Retailer 6
-
$614 AUD
$431 USD
View
A
Retailer 7
-
$648 AUD
£358 GBP
View
B
Retailer 8
-
$1,136 AUD
$798 USD
View
B
Retailer 9
-
$1,139 AUD
$800 USD
View
B+
Retailer 10
-
$1,150 AUD
SGD 1,092 SGD
View
B+
Retailer 11
-
$1,212 AUD
$851 USD
View
B+
Retailer 12
-
$1,246 AUD
$875 USD
View
Most Expensive
B
MOH London
LG818685031 · Oct 29
$1,660 AUD
£918 GBP
View
12 more retailers have this diamond
Prices start from $285 AUDSave up to $1,375 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
1.53ct Emerald
$285 AUD