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Emerald|Lab Grown|IGI

1.29ct D SI1 Emerald Lab Grown Diamond

EX • D/SI1 • IGI LG843659109

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843659109

Diamond specifications and retailer prices

From €142 EUR
$159 USD
As of October 30, 2026
Save €681 EUR (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €823 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.29ct lab-grown emerald diamond

This 1.29ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843659109 or 843659109. Listed at 13 retailers as of October 30, 2026, with prices from €142 to €823, a €681 spread on the same certified stone. MOH London lists it at €823. 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

1.29
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843659109
Dimensions7.43 × 5.00 × 3.34 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm5.00 mm1.29 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843659109
Side View
Table 63.0%Crown 35°Girdle: MediumPavilion 38.4°Culet: LargeDepth 66.8%

Caratlytics Score

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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: €823 EUR|Low: €142 EUR|High: €1,092 EUR|Avg: €442 EUR|-0.1%
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
November 1, 2026
Retailer 3€142 EUR
Retailer 12€165 EUR
Retailer 9€176 EUR
Retailer 10€176 EUR
Retailer 2€309 EUR
Retailer 7€317 EUR
Retailer 4€320 EUR
Retailer 13€470 EUR
Retailer 11€566 EUR
Retailer 5€595 EUR
Retailer 8€597 EUR
Retailer 6€707 EUR
MOH London€823 EUR

12 data points across 13 retailers

13 retailers€142 EUR to €823 EUR

A
Cheapest Retailer
-
€142 EUR
$159 USD
A
Retailer 2
-
€165 EUR
$184 USD
View
Retailer 3
-
€176 EUR
$197 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
€176 EUR
$197 USD
View
A
Retailer 5
-
€309 EUR
£272 GBP
View
A
Retailer 6
-
€317 EUR
View
B+
Retailer 7
-
€320 EUR
$357 USD
View
B+
Retailer 8
-
€470 EUR
$525 USD
View
B+
Retailer 9
-
€566 EUR
$632 USD
View
B
Retailer 10
-
€595 EUR
$665 USD
View
B
Retailer 11
-
€597 EUR
$667 USD
View
B
Retailer 12
-
€707 EUR
$790 USD
View
Most Expensive
B
MOH London
LG843659109 · Nov 1
€823 EUR
£724 GBP
View
12 more retailers have this diamond
Prices start from €142 EURSave up to €681 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
1.29ct Emerald
€142 EUR