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Emerald|Lab Grown|IGI

1.51ct F VS1 Emerald Lab Grown Diamond

EX • F/VS1 • IGI LG843688817

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843688817

Diamond specifications and retailer prices

From $394 NZD
As of November 4, 2026
Save $2,728 NZD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,122 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843688817 or 843688817. Listed at 21 retailers as of November 4, 2026, with prices from $394 to $3,122, a $2,728 spread on the same certified stone. Brilliant Earth lists it at $3,122. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843688817
Dimensions7.80 × 5.52 × 3.75 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.80 mm5.52 mm1.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843688817
Side View
Table 66.0%Crown 31.8°Girdle: MediumPavilion 40.7°Culet: LargeDepth 67.9%

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 4
Current: $901 NZD|Low: $394 NZD|High: $1,992 NZD|Avg: $1,119 NZD|+1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 19$394 NZD
Retailer 18$458 NZD
Retailer 4$490 NZD
Retailer 5$490 NZD
Retailer 13$545 NZD
Retailer 10$660 NZD
Retailer 15$844 NZD
Retailer 16$887 NZD
Retailer 1$901 NZD
Retailer 3$908 NZD
Retailer 8$1,071 NZD
Retailer 12$1,142 NZD
Retailer 14$1,297 NZD
Retailer 6$1,483 NZD
Retailer 20$1,572 NZD
Retailer 11$1,609 NZD
Retailer 2$1,623 NZD
Retailer 9$1,666 NZD
Retailer 17$1,962 NZD
Retailer 7$1,992 NZD

23 data points across 20 retailers

21 retailers$394 NZD to $3,122 NZD

A
Cheapest Retailer
-
$394 NZD
A
Retailer 2
-
$458 NZD
View
A
Retailer 3
-
$490 NZD
View
Retailer 4
-
$490 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$545 NZD
View
B+
Retailer 6
-
$660 NZD
View
A
Retailer 7
-
$844 NZD
View
Retailer 8
-
$887 NZD
View
Price last confirmed 7 days ago
A
Retailer 9
-
$901 NZD
View
A
Retailer 10
-
$908 NZD
View
B+
Retailer 11
-
$1,071 NZD
View
B+
Retailer 12
-
$1,142 NZD
View
B+
Retailer 13
-
$1,297 NZD
View
B+
Retailer 14
-
$1,483 NZD
View
B+
Retailer 15
-
$1,572 NZD
View
B+
Retailer 16
-
$1,609 NZD
View
Retailer 17
-
$1,623 NZD
View
Price last confirmed 18 days ago
B
Retailer 18
-
$1,666 NZD
View
Retailer 19
-
$1,962 NZD
View
Price last confirmed 10 days ago
B
Retailer 20
-
$1,992 NZD
View
Most Expensive
B
Brilliant Earth
22455593A · Nov 4
$3,122 NZD
$1,760 USD
View
20 more retailers have this diamond
Prices start from $394 NZDSave up to $2,728 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
$394 NZD