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Emerald|Lab Grown|IGI

1.55ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG750561508

Shape and cutting style on the report: Emerald cut

Certificate IGI LG750561508

Diamond specifications and retailer prices

From $274 AUD
$192 USD
As of November 1, 2026
Save $1,313 AUD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,587 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.55ct lab-grown emerald diamond

This 1.55ct 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 LG750561508 or 750561508. Listed at 14 retailers as of November 1, 2026, with prices from $274 to $1,587, a $1,313 spread on the same certified stone. MOH London lists it at $1,587. 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

1.55
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750561508
Dimensions7.90 × 5.33 × 3.80 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.90 mm5.33 mm1.55 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750561508
Side View
Table 62.0%Crown 41.8°Girdle: STK-THKPavilion 41.6°Culet: LargeDepth 71.3%

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: Nov 1
Current: $1,587 AUD|Low: $268 AUD|High: $1,655 AUD|Avg: $793 AUD|-4.1%
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
Retailer 14
November 3, 2026
Retailer 14$274 AUD
Retailer 12$305 AUD
Retailer 10$318 AUD
Retailer 8$340 AUD
Retailer 4$341 AUD
Retailer 13$592 AUD
Retailer 2$618 AUD
Retailer 11$816 AUD
Retailer 7$885 AUD
Retailer 9$1,092 AUD
Retailer 5$1,112 AUD
Retailer 3$1,168 AUD
Retailer 6$1,570 AUD
MOH London$1,587 AUD

34 data points across 14 retailers

14 retailers$274 AUD to $1,587 AUD

A
Cheapest Retailer
-
$274 AUD
$192 USD
A
Retailer 2
-
$305 AUD
$214 USD
View
Final sale: no returns
A
Retailer 3
-
$318 AUD
$223 USD
View
A
Retailer 4
-
$340 AUD
$238 USD
View
Retailer 5
-
$341 AUD
$239 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$592 AUD
$415 USD
View
A
Retailer 7
-
$618 AUD
£341 GBP
View
B+
Retailer 8
-
$816 AUD
$572 USD
View
B+
Retailer 9
-
$885 AUD
$620 USD
View
B+
Retailer 10
-
$1,092 AUD
$765 USD
View
B+
Retailer 11
-
$1,112 AUD
SGD 1,053 SGD
View
B+
Retailer 12
-
$1,168 AUD
$818 USD
View
B
Retailer 13
-
$1,570 AUD
$1,100 USD
View
Most Expensive
B
MOH London
LG750561508 · Nov 2
$1,587 AUD
£876 GBP
View
13 more retailers have this diamond
Prices start from $274 AUDSave up to $1,313 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
1.55ct Emerald
$274 AUD