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Emerald|Lab Grown|IGI

1.51ct F SI1 Emerald Lab Grown Diamond

GD • F/SI1 • IGI LG668407471

Shape and cutting style on the report: Emerald cut

Certificate IGI LG668407471

Diamond specifications and retailer prices

From $461 NZD
As of October 31, 2026
Save $3,115 NZD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,576 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 F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG668407471 or 668407471. Listed at 11 retailers as of November 6, 2026, with prices from $461 to $3,576, a $3,115 spread on the same certified stone. Do Amore Diamonds lists it at $3,576. 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
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668407471
Dimensions8.11 × 5.46 × 3.60 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.11 mm5.46 mm1.51 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668407471
Side View
Table 62.0%Crown 29.5°Girdle: MediumPavilion 41.1°Culet: LargeDepth 65.9%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $3,576 NZD|Low: $455 NZD|High: $3,576 NZD|Avg: $1,476 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$461 NZD
Retailer 7$793 NZD
Retailer 9$916 NZD
Retailer 2$943 NZD
Retailer 4$1,476 NZD
Retailer 5$1,489 NZD
Retailer 8$1,637 NZD
Retailer 3$2,035 NZD
Do Amore Diamonds$3,576 NZD

44 data points across 9 retailers

11 retailers$461 NZD to $3,576 NZD

B+
Cheapest Retailer
-
$461 NZD
B+
Retailer 2
-
$461 NZD
View
B
Retailer 3
-
$793 NZD
View
B+
Retailer 4
-
$916 NZD
View
B+
Retailer 5
-
$943 NZD
View
B
Retailer 6
-
$1,476 NZD
View
B
Retailer 7
-
$1,489 NZD
View
Retailer 8
-
$1,539 NZD
View
Price last confirmed 33 days ago
B
Retailer 9
-
$1,637 NZD
View
B
Retailer 10
-
$2,035 NZD
View
Most Expensive
C
Do Amore Diamonds
27-3F28E2590 · Nov 6
$3,576 NZD
$2,010 USD
View
10 more retailers have this diamond
Prices start from $461 NZDSave up to $3,115 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
$461 NZD