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Emerald|Lab Grown|IGI

1.00ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG512221612

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512221612

Diamond specifications and retailer prices

From €469 EUR
As of November 6, 2026
Save €1,060 EUR (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,420 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512221612 or 512221612. Listed at 10 retailers as of November 6, 2026, with a 226% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle22.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512221612
Dimensions7.24 × 4.68 × 2.98 mm
L/W Ratio1.55
Culet sizeLong
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
7.24 mm4.68 mm1.00 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512221612
Side View
Table 67.0%Crown 22.2°Girdle: STK-THKPavilion 37.6°Culet: LNGDepth 63.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €2,420 EUR|Low: €450 EUR|High: €2,455 EUR|Avg: €982 EUR|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 4€469 EUR
Retailer 10€525 EUR
Retailer 6€581 EUR
Retailer 9€581 EUR
Retailer 5€677 EUR
Retailer 2€886 EUR
Retailer 7€901 EUR
Retailer 3€1,500 EUR
Retailer 8€1,529 EUR
MOH London€2,420 EUR

45 data points across 10 retailers

10 retailers€469 EUR to €1,529 EUR

B+
Cheapest Retailer
-
€469 EUR
B+
Retailer 2
-
€525 EUR
View
Retailer 3
-
€581 EUR
View
Price last confirmed 21 days ago
B
Retailer 4
-
€581 EUR
View
B
Retailer 5
-
€677 EUR
View
B
Retailer 6
-
€886 EUR
View
B
Retailer 7
-
€901 EUR
View
B
Retailer 8
-
€1,500 EUR
View
B
Retailer 9
-
€1,529 EUR
View
Most Expensive
MOH London
LG512221612 · Nov 5
€2,420 EUR
£2,139 GBP
View
Price under review
9 more retailers have this diamond
Prices start from €469 EURSave up to €1,060 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.

B+
1.00ct Emerald
€469 EUR