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Emerald|Lab Grown|IGI

1.21ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG770637299

Shape and cutting style on the report: Emerald cut

Certificate IGI LG770637299

Diamond specifications and retailer prices

From €143 EUR
As of November 4, 2026
Save €790 EUR (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €933 EUR at Flawless Fine Jewelry · As of November 4, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770637299 or 770637299. Listed at 20 retailers as of November 4, 2026, with prices from €143 to €933, a €790 spread on the same certified stone. Flawless Fine Jewelry lists it at €933. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770637299
Dimensions7.21 × 5.16 × 3.41 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.21 mm5.16 mm1.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770637299
Side View
Table 69.0%Crown 37.5°Girdle: MediumPavilion 40.5°Culet: LargeDepth 66.1%

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: €310 EUR|Low: €143 EUR|High: €841 EUR|Avg: €414 EUR|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 11€143 EUR
Retailer 2€178 EUR
Retailer 8€306 EUR
Retailer 9€309 EUR
Retailer 1€310 EUR
Retailer 3€321 EUR
Retailer 4€399 EUR
Retailer 7€433 EUR
Retailer 10€550 EUR
Retailer 6€603 EUR
Retailer 12€639 EUR
Retailer 5€828 EUR

45 data points across 12 retailers

20 retailers€143 EUR to €933 EUR

A
Cheapest Retailer
-
€143 EUR
A
Retailer 2
-
€166 EUR
View
A
Retailer 3
-
€178 EUR
View
Retailer 4
-
€178 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
-
€306 EUR
View
Retailer 6
-
€309 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
€310 EUR
View
B+
Retailer 8
-
€321 EUR
View
A
Retailer 9
-
€381 EUR
View
A
Retailer 10
-
€399 EUR
View
A
Retailer 11
-
€433 EUR
View
B+
Retailer 12
-
€465 EUR
View
B+
Retailer 13
-
€550 EUR
View
B+
Retailer 14
-
€571 EUR
View
B+
Retailer 15
-
€603 EUR
View
B
Retailer 16
-
€620 EUR
View
B
Retailer 17
-
€627 EUR
View
B+
Retailer 18
-
€639 EUR
View
B
Retailer 19
-
€828 EUR
View
Most Expensive
B
Flawless Fine Jewelry
9B4C6233A · Nov 4
€933 EUR
£828 GBP
View
19 more retailers have this diamond
Prices start from €143 EURSave up to €790 EUR

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
€143 EUR