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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 $402 NZD
As of November 6, 2026
Save $3,458 NZD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,860 NZD 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 $402 to $3,860, a $3,458 spread on the same certified stone. Do Amore Diamonds lists it at $3,860. 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

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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: $3,860 NZD|Low: $402 NZD|High: $4,127 NZD|Avg: $1,355 NZD|-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$402 NZD
Retailer 9$448 NZD
Retailer 4$470 NZD
Retailer 11$498 NZD
Retailer 3$665 NZD
Retailer 12$729 NZD
Retailer 2$1,035 NZD
Retailer 6$1,432 NZD
Retailer 7$1,606 NZD
Retailer 5$2,195 NZD
Retailer 10$2,266 NZD
Do Amore Diamonds$3,860 NZD

43 data points across 12 retailers

16 retailers$402 NZD to $3,860 NZD

A
Cheapest Retailer
-
$402 NZD
A
Retailer 2
-
$448 NZD
View
Final sale: no returns
A
Retailer 3
-
$466 NZD
View
A
Retailer 4
-
$498 NZD
View
Retailer 5
-
$498 NZD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$665 NZD
View
A
Retailer 7
-
$729 NZD
View
B+
Retailer 8
-
$1,035 NZD
View
B+
Retailer 9
-
$1,432 NZD
View
B
Retailer 10
-
$1,606 NZD
View
B
Retailer 11
-
$1,766 NZD
View
B
Retailer 12
-
$2,071 NZD
View
B
Retailer 13
-
$2,195 NZD
View
B
Retailer 14
-
$2,266 NZD
View
B
Retailer 15
-
$2,971 NZD
View
Most Expensive
B
Do Amore Diamonds
27-B9D350F77 · Nov 6
$3,860 NZD
$2,170 USD
View
15 more retailers have this diamond
Prices start from $402 NZDSave up to $3,458 NZD

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
$402 NZD