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Emerald|Lab Grown|IGI

1.00ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG821667302

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821667302

Diamond specifications and retailer prices

From €124 EUR
As of November 6, 2026
Save €766 EUR (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €890 EUR at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

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 LG821667302 or 821667302. Listed at 16 retailers as of November 4, 2026, with prices from €124 to €890, a €766 spread on the same certified stone. Reve Diamonds lists it at €890. 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
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821667302
Dimensions6.76 × 4.73 × 3.26 mm
L/W Ratio1.43
Culet sizeLarge
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
6.76 mm4.73 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821667302
Side View
Table 66.0%Crown 34.5°Girdle: MediumPavilion 40.6°Culet: LargeDepth 68.9%

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: Nov 6
Current: €259 EUR|Low: €117 EUR|High: €1,269 EUR|Avg: €379 EUR|+5.1%
Retailer 1
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
Retailer 15
Reve Diamonds
November 6, 2026
Retailer 3€124 EUR
Retailer 14€143 EUR
Retailer 10€149 EUR
Retailer 7€151 EUR
Retailer 12€153 EUR
Retailer 1€259 EUR
Retailer 5€264 EUR
Retailer 15€287 EUR
Retailer 2€291 EUR
Retailer 9€365 EUR
Retailer 11€401 EUR
Retailer 13€494 EUR
Retailer 4€543 EUR
Retailer 6€659 EUR
Retailer 8€715 EUR
Reve Diamonds€890 EUR

44 data points across 16 retailers

16 retailers€124 EUR to €890 EUR

A
Cheapest Retailer
-
€124 EUR
A
Retailer 2
-
€143 EUR
View
A
Retailer 3
-
€149 EUR
View
Final sale: no returns
Retailer 4
-
€151 EUR
View
Price last confirmed 12 days ago
A
Retailer 5
-
€153 EUR
View
A
Retailer 6
-
€259 EUR
View
Retailer 7
-
€264 EUR
View
Price last confirmed 8 days ago
B+
Retailer 8
-
€287 EUR
View
A
Retailer 9
-
€291 EUR
View
B+
Retailer 10
-
€365 EUR
View
B+
Retailer 11
-
€401 EUR
View
B
Retailer 12
-
€494 EUR
View
B
Retailer 13
-
€543 EUR
View
Retailer 14
-
€659 EUR
View
Price last confirmed 21 days ago
B
Retailer 15
-
€715 EUR
View
Most Expensive
B
Reve Diamonds
E17B59513 · Nov 4
€890 EUR
$999 USD
View
15 more retailers have this diamond
Prices start from €124 EURSave up to €766 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
€124 EUR