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Emerald|Lab Grown|IGI

1.51ct H SI2 Emerald Lab Grown Diamond

GD • H/SI2 • IGI LG547233347

Shape and cutting style on the report: Emerald cut

Certificate IGI LG547233347

Diamond specifications and retailer prices

From $869 NZD
$490 USD
As of October 30, 2026
Save $587 NZD (40%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,457 NZD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

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 H colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by IGI LG547233347 or 547233347. Listed at 3 retailers as of October 30, 2026, with prices from $869 to $1,457, a $587 spread on the same certified stone. The Diamond Guys lists it at $1,457. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
H
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG547233347
Dimensions7.58 × 5.39 × 3.70 mm
L/W Ratio1.41
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
7.58 mm5.39 mm1.51 ctH / SI2
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG547233347
Side View
Table 63.5%Crown 34.2°Girdle: Slightly ThickPavilion 37.8°Culet: LargeDepth 68.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,189 NZD|Low: $869 NZD|High: $1,457 NZD|Avg: $1,196 NZD|-1.3%
Retailer 1
Retailer 2
Retailer 3
The Diamond Guys
October 18, 2026
Retailer 2$869 NZD
Retailer 1$1,189 NZD
Retailer 3$1,257 NZD
The Diamond Guys$1,457 NZD

4 data points across 4 retailers

3 retailers$869 NZD to $1,457 NZD

B+
Cheapest Retailer
-
$869 NZD
$490 USD
B+
Retailer 2
-
$1,189 NZD
$670 USD
View
Most Expensive
B+
The Diamond Guys
1980423994 · Oct 30
$1,457 NZD
$821 USD
View
2 more retailers have this diamond
Prices start from $869 NZDSave up to $587 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.

B+
1.51ct Emerald
$869 NZD