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Emerald|Lab Grown|IGI

5.28ct F SI1 Emerald Lab Grown Diamond

EX • F/SI1 • IGI LG615348966

Shape and cutting style on the report: Emerald cut

Certificate IGI LG615348966

Diamond specifications and retailer prices

From €594 EUR
$666 USD
As of November 2, 2026
Save €4,791 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €5,385 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.28ct lab-grown emerald diamond

This 5.28ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG615348966 or 615348966. Listed at 17 retailers as of October 31, 2026, with prices from €594 to €5,385, a €4,791 spread on the same certified stone. Brilliant Earth lists it at €5,385. 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

5.28
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615348966
Dimensions12.61 × 8.15 × 5.12 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
12.61 mm8.15 mm5.28 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615348966
Side View
Table 66.0%Crown 31.9°Girdle: MED-STKPavilion 40.4°Culet: LNGDepth 62.8%

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: Nov 2
Current: €5,385 EUR|Low: €570 EUR|High: €7,142 EUR|Avg: €1,659 EUR|-24.6%
Brilliant Earth
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
November 2, 2026
Retailer 9€594 EUR
Retailer 13€646 EUR
Retailer 4€664 EUR
Retailer 6€688 EUR
Retailer 11€688 EUR
Retailer 15€847 EUR
Retailer 2€1,101 EUR
Retailer 7€1,106 EUR
Retailer 10€1,120 EUR
Retailer 3€1,121 EUR
Retailer 14€1,600 EUR
Retailer 12€1,936 EUR
Retailer 5€2,278 EUR
Retailer 8€2,900 EUR
Brilliant Earth€5,385 EUR

41 data points across 15 retailers

17 retailers€594 EUR to €5,385 EUR

A
Cheapest Retailer
-
€594 EUR
$666 USD
A
Retailer 2
-
€646 EUR
$724 USD
View
A
Retailer 3
-
€664 EUR
$745 USD
View
Final sale: no returns
Retailer 4
-
€688 EUR
$772 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
€688 EUR
$772 USD
View
A
Retailer 6
-
€847 EUR
$950 USD
View
B+
Retailer 7
-
€1,101 EUR
£972 GBP
View
B+
Retailer 8
-
€1,106 EUR
$1,241 USD
View
B+
Retailer 9
-
€1,120 EUR
View
B+
Retailer 10
-
€1,121 EUR
$1,257 USD
View
B+
Retailer 11
-
€1,600 EUR
$1,795 USD
View
B
Retailer 12
-
€1,936 EUR
$2,171 USD
View
B
Retailer 13
-
€2,278 EUR
$2,555 USD
View
B
Retailer 14
-
€2,375 EUR
$2,663 USD
View
B
Retailer 15
-
€2,900 EUR
£2,561 GBP
View
Retailer 16
-
€3,187 EUR
$3,575 USD
View
Price last confirmed 43 days ago
Most Expensive
B
Brilliant Earth
20602746A · Oct 31
€5,385 EUR
$6,040 USD
View
16 more retailers have this diamond
Prices start from €594 EURSave up to €4,791 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
5.28ct Emerald
€594 EUR