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Emerald|Lab Grown|IGI

1.51ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • IGI LG630456436

Shape and cutting style on the report: Emerald cut

Certificate IGI LG630456436

Diamond specifications and retailer prices

From $481 NZD
$271 USD
As of October 30, 2026
Save $2,908 NZD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,389 NZD at Brilliant Earth · As of October 30, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG630456436 or 630456436. Listed at 25 retailers as of October 30, 2026, with prices from $481 to $3,389, a $2,908 spread on the same certified stone. Brilliant Earth lists it at $3,389. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630456436
Dimensions5.64 × 5.64 × 7.93 mm
L/W Ratio1.00
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.64 mm5.64 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630456436
Side View
Table 67.0%Crown 35.4°Girdle: MediumPavilion 39.8°Culet: LNGDepth 63.8%

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: Oct 30
Current: $3,389 NZD|Low: $413 NZD|High: $3,566 NZD|Avg: $1,125 NZD|-5.0%
Brilliant Earth
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
October 30, 2026
Retailer 15$429 NZD
Retailer 2$481 NZD
Retailer 4$532 NZD
Retailer 5$532 NZD
Retailer 7$719 NZD
Retailer 9$887 NZD
Retailer 11$916 NZD
Retailer 6$978 NZD
Retailer 8$1,008 NZD
Retailer 12$1,242 NZD
Retailer 14$1,325 NZD
Retailer 10$1,573 NZD
Retailer 3$1,932 NZD
Retailer 13$2,138 NZD
Brilliant Earth$3,389 NZD

41 data points across 15 retailers

25 retailers$481 NZD to $3,389 NZD

Retailer 1
-
$429 NZD
$242 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$481 NZD
$271 USD
View
Final sale: no returns
Retailer 3
-
$499 NZD
$281 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$532 NZD
$300 USD
View
Price last confirmed 11 days ago
Retailer 5
-
$532 NZD
$300 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$590 NZD
HK$2,600 HKD
View
B+
Retailer 7
-
$719 NZD
$405 USD
View
A
Retailer 8
-
$887 NZD
€476 EUR
View
A
Retailer 9
-
$916 NZD
ZAR 8,336 ZAR
View
A
Retailer 10
-
$919 NZD
$518 USD
View
B+
Retailer 11
-
$978 NZD
$551 USD
View
A
Retailer 12
-
$1,008 NZD
£447 GBP
View
B+
Retailer 13
-
$1,242 NZD
A$1,077 AUD
View
Retailer 14
-
$1,254 NZD
A$1,087 AUD
View
Price last confirmed 12 days ago
B+
Retailer 15
-
$1,325 NZD
$747 USD
View
B
Retailer 16
-
$1,340 NZD
$755 USD
View
B+
Retailer 17
-
$1,573 NZD
A$1,364 AUD
View
Retailer 18
-
$1,712 NZD
$965 USD
View
Price last confirmed 12 days ago
B
Retailer 19
-
$1,723 NZD
SGD 1,312 SGD
View
B
Retailer 20
-
$1,805 NZD
$1,017 USD
View
B
Retailer 21
-
$1,932 NZD
$1,089 USD
View
B
Retailer 22
-
$2,138 NZD
£949 GBP
View
B
Retailer 23
-
$2,166 NZD
$1,221 USD
View
B
Retailer 24
-
$2,357 NZD
$1,328 USD
View
Most Expensive
B
Brilliant Earth
9989321A · Oct 30
$3,389 NZD
$1,910 USD
View
24 more retailers have this diamond
Prices start from $481 NZDSave up to $2,908 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
$481 NZD