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Emerald|Lab Grown|IGI

5.12ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG621457283

Shape and cutting style on the report: Emerald cut

Certificate IGI LG621457283

Diamond specifications and retailer prices

From €829 EUR
$926 USD
As of October 30, 2026
Save €4,842 EUR (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €5,671 EUR at Ting Diamond · As of October 30, 2026
View at Ting Diamond

About this 5.12ct lab-grown emerald diamond

This 5.12ct lab-grown emerald sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG621457283 or 621457283. Listed at 16 retailers as of October 30, 2026, with prices from €829 to €5,671, a €4,842 spread on the same certified stone. Ting Diamond lists it at €5,671. 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

5.12
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621457283
Dimensions11.67 × 8.11 × 5.26 mm
L/W Ratio1.44
Culet sizeLong
Top View
11.67 mm8.11 mm5.12 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621457283
Side View
Table 66.0%Crown 33.1°Girdle: Slightly ThickPavilion 37.3°Culet: LNGDepth 64.9%

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: Oct 30
Current: €5,048 EUR|Low: €796 EUR|High: €7,429 EUR|Avg: €1,889 EUR|-32.0%
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
October 30, 2026
Retailer 11€829 EUR
Retailer 6€883 EUR
Retailer 3€902 EUR
Retailer 5€928 EUR
Retailer 2€962 EUR
Retailer 12€962 EUR
Retailer 8€1,119 EUR
Retailer 4€1,279 EUR
Retailer 7€1,482 EUR
Retailer 13€1,541 EUR
Retailer 10€2,140 EUR
Retailer 14€2,704 EUR
Retailer 9€3,266 EUR
Retailer 1€5,048 EUR

42 data points across 14 retailers

16 retailers€829 EUR to €5,671 EUR

A
Cheapest Retailer
-
€829 EUR
$926 USD
A
Retailer 2
-
€902 EUR
$1,008 USD
View
A
Retailer 3
-
€928 EUR
$1,037 USD
View
Final sale: no returns
A
Retailer 4
-
€962 EUR
$1,075 USD
View
Retailer 5
-
€962 EUR
$1,075 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
€1,119 EUR
$1,250 USD
View
B+
Retailer 7
-
€1,279 EUR
$1,429 USD
View
B+
Retailer 8
-
€1,482 EUR
£1,303 GBP
View
B+
Retailer 9
-
€1,541 EUR
$1,722 USD
View
B
Retailer 10
-
€2,140 EUR
$2,391 USD
View
B
Retailer 11
-
€2,704 EUR
$3,021 USD
View
B
Retailer 12
-
€2,997 EUR
$3,348 USD
View
B
Retailer 13
-
€3,266 EUR
£2,873 GBP
View
B
Retailer 14
-
€3,345 EUR
$3,737 USD
View
B
Retailer 15
-
€5,048 EUR
$5,640 USD
View
Most Expensive
B
Ting Diamond
7027903 · Oct 30
€5,671 EUR
HK$49,500 HKD
View
15 more retailers have this diamond
Prices start from €829 EURSave up to €4,842 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
5.12ct Emerald
€829 EUR