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Emerald|Lab Grown|IGI

1.21ct H VS1 Emerald Lab Grown Diamond

EX • H/VS1 • IGI LG576334540

Shape and cutting style on the report: Emerald cut

Certificate IGI LG576334540

Diamond specifications and retailer prices

From $277 NZD
As of November 4, 2026
Save $1,322 NZD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,784 NZD at Flawless Fine Jewelry · As of October 18, 2026
View at Flawless Fine Jewelry

About this 1.21ct lab-grown emerald diamond

This 1.21ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG576334540 or 576334540. Listed at 18 retailers as of November 4, 2026, with a 478% 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

1.21
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG576334540
Dimensions7.47 × 5.02 × 3.21 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.47 mm5.02 mm1.21 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG576334540
Side View
Table 64.5%Crown 34°Girdle: ThinPavilion 40.9°Culet: LargeDepth 63.9%

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: $1,784 NZD|Low: $266 NZD|High: $1,784 NZD|Avg: $869 NZD
Flawless Fine Jewelry
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
November 4, 2026
Retailer 17$277 NZD
Retailer 3$321 NZD
Retailer 14$342 NZD
Retailer 16$342 NZD
Retailer 5$465 NZD
Retailer 11$591 NZD
Retailer 13$593 NZD
Retailer 9$781 NZD
Retailer 10$836 NZD
Retailer 8$921 NZD
Retailer 15$1,103 NZD
Retailer 6$1,109 NZD
Retailer 4$1,166 NZD
Retailer 12$1,242 NZD
Retailer 7$1,393 NZD
Retailer 2$1,598 NZD
Flawless Fine Jewelry$1,784 NZD

35 data points across 17 retailers

18 retailers$277 NZD to $1,598 NZD

A
Cheapest Retailer
-
$277 NZD
A
Retailer 2
-
$321 NZD
View
Retailer 3
-
$342 NZD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$342 NZD
View
B+
Retailer 5
-
$465 NZD
View
A
Retailer 6
-
$591 NZD
View
Retailer 7
-
$593 NZD
View
Price last confirmed 7 days ago
A
Retailer 8
-
$781 NZD
View
A
Retailer 9
-
$836 NZD
View
B+
Retailer 10
-
$921 NZD
View
B+
Retailer 11
-
$1,103 NZD
View
B+
Retailer 12
-
$1,109 NZD
View
B+
Retailer 13
-
$1,166 NZD
View
B+
Retailer 14
-
$1,199 NZD
View
B+
Retailer 15
-
$1,242 NZD
View
Retailer 16
-
$1,393 NZD
View
Price last confirmed 24 days ago
B+
Retailer 17
-
$1,598 NZD
View
Most Expensive
Flawless Fine Jewelry
107BC20D7 · Oct 18
$1,784 NZD
£792 GBP
View
Price last confirmed 18 days ago
17 more retailers have this diamond
Prices start from $277 NZDSave up to $1,322 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
1.21ct Emerald
$277 NZD