Emerald|Lab Grown|IGI

1.51ct F VS2 Emerald Lab Grown Diamond

EX • F/VS2 • IGI LG850630425

Shape and cutting style on the report: Emerald cut

Certificate IGI LG850630425

Diamond specifications and retailer prices

From $378 NZD
$213 USD
As of October 30, 2026
Save $2,628 NZD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,006 NZD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850630425 or 850630425. Listed at 14 retailers as of October 30, 2026, with prices from $378 to $3,006, a $2,628 spread on the same certified stone. Helzberg Diamonds lists it at $3,006. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850630425
Dimensions7.87 × 5.41 × 3.60 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.87 mm5.41 mm1.51 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850630425
Side View
Table 67.0%Crown 33.1°Girdle: Slightly ThickPavilion 43°Culet: LargeDepth 66.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,006 NZD|Low: $378 NZD|High: $3,006 NZD|Avg: $1,241 NZD
Helzberg Diamonds
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
October 31, 2026
Retailer 10$378 NZD
Retailer 7$438 NZD
Retailer 12$468 NZD
Retailer 14$545 NZD
Retailer 5$630 NZD
Retailer 11$862 NZD
Retailer 9$866 NZD
Retailer 13$1,054 NZD
Retailer 2$1,505 NZD
Retailer 8$1,510 NZD
Retailer 6$1,548 NZD
Retailer 4$1,599 NZD
Retailer 3$1,906 NZD
Helzberg Diamonds$3,006 NZD

4 data points across 14 retailers

14 retailers$378 NZD to $3,006 NZD

A
Cheapest Retailer
-
$378 NZD
$213 USD
A
Retailer 2
-
$438 NZD
$247 USD
View
A
Retailer 3
-
$468 NZD
$264 USD
View
A
Retailer 4
-
$545 NZD
HK$2,400 HKD
View
B+
Retailer 5
-
$630 NZD
$355 USD
View
A
Retailer 6
-
$862 NZD
$486 USD
View
A
Retailer 7
-
$866 NZD
£384 GBP
View
B+
Retailer 8
-
$1,054 NZD
$594 USD
View
B+
Retailer 9
-
$1,505 NZD
$848 USD
View
B+
Retailer 10
-
$1,510 NZD
$851 USD
View
B+
Retailer 11
-
$1,548 NZD
SGD 1,179 SGD
View
B+
Retailer 12
-
$1,599 NZD
$901 USD
View
B
Retailer 13
-
$1,906 NZD
$1,074 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOLGMJGKIL · Oct 30
$3,006 NZD
$1,694 USD
View
13 more retailers have this diamond
Prices start from $378 NZDSave up to $2,628 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
$378 NZD