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Emerald|Lab Grown|IGI

1.51ct F SI1 Emerald Lab Grown Diamond

EX • F/SI1 • IGI LG625438041

Shape and cutting style on the report: Emerald cut

Certificate IGI LG625438041

Diamond specifications and retailer prices

From $273 AUD
As of November 6, 2026
Save $2,341 AUD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,614 AUD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown emerald diamond

This 1.51ct 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 LG625438041 or 625438041. Listed at 14 retailers as of November 6, 2026, with prices from $273 to $2,614, a $2,341 spread on the same certified stone. Do Amore Diamonds lists it at $2,614. 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

1.51
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625438041
Dimensions7.80 × 5.42 × 3.63 mm
L/W Ratio1.44
Culet sizeLarge
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
7.80 mm5.42 mm1.51 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625438041
Side View
Table 62.0%Crown 34.8°Girdle: MediumPavilion 38.6°Culet: LargeDepth 67.0%

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 6
Current: $681 AUD|Low: $261 AUD|High: $1,757 AUD|Avg: $750 AUD|+3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7$273 AUD
Retailer 12$304 AUD
Retailer 2$316 AUD
Retailer 9$337 AUD
Retailer 11$337 AUD
Retailer 4$503 AUD
Retailer 1$681 AUD
Retailer 3$813 AUD
Retailer 6$976 AUD
Retailer 10$1,199 AUD
Retailer 5$1,488 AUD
Retailer 8$1,700 AUD

44 data points across 12 retailers

14 retailers$273 AUD to $2,614 AUD

A
Cheapest Retailer
-
$273 AUD
A
Retailer 2
-
$304 AUD
View
Final sale: no returns
A
Retailer 3
-
$316 AUD
View
A
Retailer 4
-
$337 AUD
View
Retailer 5
-
$337 AUD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$503 AUD
View
A
Retailer 7
-
$681 AUD
View
B+
Retailer 8
-
$813 AUD
View
B+
Retailer 9
-
$976 AUD
View
B
Retailer 10
-
$1,199 AUD
View
B
Retailer 11
-
$1,443 AUD
View
B
Retailer 12
-
$1,488 AUD
View
B
Retailer 13
-
$1,700 AUD
View
Most Expensive
B
Do Amore Diamonds
27-CFDDF13DA · Nov 6
$2,614 AUD
$1,830 USD
View
13 more retailers have this diamond
Prices start from $273 AUDSave up to $2,341 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
1.51ct Emerald
$273 AUD