CaratHunter
Plans
Emerald|Lab Grown|IGI

1.51ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG680544703

Shape and cutting style on the report: Emerald cut

Certificate IGI LG680544703

Diamond specifications and retailer prices

From $398 NZD
$224 USD
As of October 30, 2026
Save $1,768 NZD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,168 NZD at Brilliant Earth · As of October 24, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680544703 or 680544703. Listed at 22 retailers as of October 30, 2026, with a 444% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.1°
Pavilion angle43.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680544703
Dimensions7.93 × 5.26 × 3.69 mm
L/W Ratio1.51
Culet sizeLarge
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
7.93 mm5.26 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG680544703
Side View
Table 67.0%Crown 40.1°Girdle: MED-STKPavilion 43.9°Culet: LargeDepth 70.2%

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: $2,168 NZD|Low: $398 NZD|High: $2,346 NZD|Avg: $1,149 NZD|-7.6%
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
November 1, 2026
Retailer 10$398 NZD
Retailer 5$444 NZD
Retailer 13$494 NZD
Retailer 6$829 NZD
Retailer 3$841 NZD
Retailer 7$848 NZD
Retailer 2$913 NZD
Retailer 4$944 NZD
Retailer 9$1,285 NZD
Retailer 11$1,582 NZD
Retailer 12$1,806 NZD
Retailer 8$1,982 NZD
Brilliant Earth$2,168 NZD

41 data points across 13 retailers

22 retailers$398 NZD to $2,167 NZD

A
Cheapest Retailer
-
$398 NZD
$224 USD
A
Retailer 2
-
$444 NZD
$250 USD
View
Final sale: no returns
A
Retailer 3
-
$462 NZD
$260 USD
View
A
Retailer 4
-
$494 NZD
$278 USD
View
A
Retailer 5
-
$494 NZD
$278 USD
View
A
Retailer 6
-
$829 NZD
€444 EUR
View
A
Retailer 7
-
$841 NZD
$473 USD
View
A
Retailer 8
-
$848 NZD
ZAR 7,711 ZAR
View
A
Retailer 9
-
$857 NZD
$482 USD
View
A
Retailer 10
-
$913 NZD
£404 GBP
View
B+
Retailer 11
-
$944 NZD
$531 USD
View
B+
Retailer 12
-
$1,285 NZD
$723 USD
View
Retailer 13
-
$1,448 NZD
$815 USD
View
Price last confirmed 47 days ago
B+
Retailer 14
-
$1,582 NZD
$890 USD
View
B
Retailer 15
-
$1,587 NZD
$893 USD
View
B
Retailer 16
-
$1,681 NZD
$946 USD
View
B
Retailer 17
-
$1,806 NZD
$1,016 USD
View
B
Retailer 18
-
$1,923 NZD
£852 GBP
View
B
Retailer 19
-
$1,982 NZD
£878 GBP
View
B
Retailer 20
-
$2,008 NZD
$1,130 USD
View
B
Retailer 21
-
$2,167 NZD
$1,219 USD
View
Most Expensive
Brilliant Earth
15303151A · Oct 24
$2,168 NZD
$1,220 USD
View
Price last confirmed 9 days ago
21 more retailers have this diamond
Prices start from $398 NZDSave up to $1,768 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
$398 NZD