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Emerald|Lab Grown|IGI

1.00ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG526273942

Shape and cutting style on the report: Emerald cut

Certificate IGI LG526273942

Diamond specifications and retailer prices

From €126 EUR
$141 USD
As of October 29, 2026
Save €610 EUR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €737 EUR at MOH London · As of October 29, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526273942 or 526273942. Listed at 16 retailers as of October 29, 2026, with prices from €126 to €737, a €610 spread on the same certified stone. MOH London lists it at €737. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526273942
Dimensions6.33 × 4.79 × 3.39 mm
L/W Ratio1.32
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.33 mm4.79 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG526273942
Side View
Table 64.0%Crown 32°Girdle: ThickPavilion 39.5°Culet: LNGDepth 70.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €737 EUR|Low: €122 EUR|High: €742 EUR|Avg: €321 EUR|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 9€126 EUR
Retailer 4€141 EUR
Retailer 10€157 EUR
Retailer 11€157 EUR
Retailer 3€213 EUR
Retailer 2€269 EUR
Retailer 7€298 EUR
Retailer 6€300 EUR
Retailer 12€376 EUR
Retailer 5€465 EUR
Retailer 8€533 EUR
MOH London€737 EUR

44 data points across 12 retailers

16 retailers€126 EUR to €737 EUR

A
Cheapest Retailer
-
€126 EUR
$141 USD
A
Retailer 2
-
€141 EUR
$158 USD
View
Final sale: no returns
A
Retailer 3
-
€147 EUR
$164 USD
View
A
Retailer 4
-
€157 EUR
$175 USD
View
A
Retailer 5
-
€157 EUR
$175 USD
View
B+
Retailer 6
-
€213 EUR
$238 USD
View
B+
Retailer 7
-
€269 EUR
£236 GBP
View
A
Retailer 8
-
€298 EUR
£262 GBP
View
B+
Retailer 9
-
€300 EUR
View
B+
Retailer 10
-
€376 EUR
$420 USD
View
B
Retailer 11
-
€462 EUR
£406 GBP
View
B+
Retailer 12
-
€465 EUR
$520 USD
View
B
Retailer 13
-
€504 EUR
$563 USD
View
B
Retailer 14
-
€533 EUR
$595 USD
View
B
Retailer 15
-
€554 EUR
$619 USD
View
Most Expensive
B
MOH London
LG526273942 · Oct 29
€737 EUR
£648 GBP
View
15 more retailers have this diamond
Prices start from €126 EURSave up to €610 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
1.00ct Emerald
€126 EUR