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Emerald|Lab Grown|IGI

1.51ct G SI1 Emerald Lab Grown Diamond

EX • G/SI1 • IGI LG641486432

Shape and cutting style on the report: Emerald cut

Certificate IGI LG641486432

Diamond specifications and retailer prices

From $323 AUD
As of November 6, 2026
Save $2,777 AUD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,100 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG641486432 or 641486432. Listed at 16 retailers as of November 6, 2026, with prices from $323 to $3,100, a $2,777 spread on the same certified stone. Do Amore Diamonds lists it at $3,100. 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641486432
Dimensions7.97 × 5.16 × 3.40 mm
L/W Ratio1.54
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.97 mm5.16 mm1.51 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641486432
Side View
Table 65.0%Crown 36.7°Girdle: MediumPavilion 36.4°Culet: LNGDepth 65.9%

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: $3,100 AUD|Low: $323 AUD|High: $3,314 AUD|Avg: $1,088 AUD|-6.5%
Do Amore Diamonds
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 8$323 AUD
Retailer 9$360 AUD
Retailer 4$377 AUD
Retailer 11$400 AUD
Retailer 3$534 AUD
Retailer 12$586 AUD
Retailer 2$831 AUD
Retailer 6$1,150 AUD
Retailer 7$1,290 AUD
Retailer 5$1,763 AUD
Retailer 10$1,820 AUD
Do Amore Diamonds$3,100 AUD

43 data points across 12 retailers

16 retailers$323 AUD to $3,100 AUD

A
Cheapest Retailer
-
$323 AUD
A
Retailer 2
-
$360 AUD
View
Final sale: no returns
A
Retailer 3
-
$374 AUD
View
A
Retailer 4
-
$400 AUD
View
Retailer 5
-
$400 AUD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$534 AUD
View
A
Retailer 7
-
$586 AUD
View
B+
Retailer 8
-
$831 AUD
View
B+
Retailer 9
-
$1,150 AUD
View
B
Retailer 10
-
$1,290 AUD
View
B
Retailer 11
-
$1,419 AUD
View
B
Retailer 12
-
$1,663 AUD
View
B
Retailer 13
-
$1,763 AUD
View
B
Retailer 14
-
$1,820 AUD
View
B
Retailer 15
-
$2,386 AUD
View
Most Expensive
B
Do Amore Diamonds
27-B9D350F77 · Nov 6
$3,100 AUD
$2,170 USD
View
15 more retailers have this diamond
Prices start from $323 AUDSave up to $2,777 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
$323 AUD