Emerald|Lab Grown|IGI

1.21ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG675543440

Shape and cutting style on the report: Emerald cut

Certificate IGI LG675543440

Diamond specifications and retailer prices

From $150 USD
As of October 30, 2026
Save $722 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $872 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.21ct lab-grown emerald diamond

This 1.21ct lab-grown emerald sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675543440 or 675543440. Listed at 15 retailers as of October 30, 2026, with prices from $150 to $872, a $722 spread on the same certified stone. MOH London lists it at $872. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675543440
Dimensions7.42 × 5.07 × 3.26 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm5.07 mm1.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675543440
Side View
Table 61.0%Crown 32.9°Girdle: MediumPavilion 35.8°Culet: LargeDepth 64.3%

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: $872 USD|Low: $144 USD|High: $947 USD|Avg: $394 USD|-6.9%
MOH London
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
November 1, 2026
Retailer 10$150 USD
Retailer 11$174 USD
Retailer 6$181 USD
Retailer 5$187 USD
Retailer 12$187 USD
Retailer 2$322 USD
Retailer 7$324 USD
Retailer 3$342 USD
Retailer 13$425 USD
Retailer 14$438 USD
Retailer 8$454 USD
Retailer 9$633 USD
Retailer 4$655 USD
MOH London$872 USD

46 data points across 14 retailers

15 retailers$150 USD to $872 USD

A
Cheapest Retailer
-
$150 USD
A
Retailer 2
-
$174 USD
View
A
Retailer 3
-
$181 USD
View
Final sale: no returns
A
Retailer 4
-
$187 USD
View
Retailer 5
-
$187 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$322 USD
ZAR 5,201 ZAR
View
A
Retailer 7
-
$324 USD
£255 GBP
View
B+
Retailer 8
-
$342 USD
View
A
Retailer 9
-
$425 USD
View
A
Retailer 10
-
$438 USD
View
A
Retailer 11
-
$454 USD
A$699 AUD
View
B+
Retailer 12
-
$600 USD
View
B+
Retailer 13
-
$633 USD
View
B+
Retailer 14
-
$655 USD
View
Most Expensive
B
MOH London
LG675543440 · Nov 1
$872 USD
£687 GBP
View
14 more retailers have this diamond
Prices start from $150 USDSave up to $722 USD

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
$150 USD