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Asscher|Lab Grown|IGI

4.08ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG645483471

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG645483471

Diamond specifications and retailer prices

From €402 EUR
$449 USD
As of November 2, 2026
Save €1,876 EUR (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,278 EUR at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 4.08ct lab-grown asscher diamond

This 4.08ct lab-grown asscher sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG645483471 or 645483471. Listed at 14 retailers as of November 1, 2026, with prices from €402 to €2,278, a €1,876 spread on the same certified stone. Rare Carat lists it at €2,278. 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

4.08
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645483471
Dimensions8.83 × 8.80 × 5.85 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.83 mm8.80 mm4.08 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645483471
Side View
Table 66.0%Crown 39.9°Girdle: MediumPavilion 40.4°Culet: NoneDepth 66.5%

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: €2,278 EUR|Low: €402 EUR|High: €5,899 EUR|Avg: €1,602 EUR|-32.3%
Rare Carat
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
Retailer 16
November 2, 2026
Retailer 5€402 EUR
Retailer 2€430 EUR
Retailer 4€450 EUR
Retailer 11€498 EUR
Retailer 15€550 EUR
Retailer 12€627 EUR
Retailer 3€781 EUR
Retailer 14€806 EUR
Retailer 9€824 EUR
Retailer 6€1,117 EUR
Retailer 10€1,339 EUR
Retailer 16€1,601 EUR
Retailer 13€1,839 EUR
Rare Carat€2,278 EUR
Retailer 8€4,042 EUR
Retailer 7€5,899 EUR

7 data points across 16 retailers

14 retailers€402 EUR to €2,278 EUR

A
Cheapest Retailer
-
€402 EUR
$449 USD
A
Retailer 2
-
€430 EUR
£378 GBP
View
A
Retailer 3
-
€450 EUR
$503 USD
View
A
Retailer 4
-
€498 EUR
$556 USD
View
A
Retailer 5
-
€550 EUR
HK$4,800 HKD
View
A
Retailer 6
-
€627 EUR
$700 USD
View
B+
Retailer 7
-
€781 EUR
$873 USD
View
A
Retailer 8
-
€806 EUR
$901 USD
View
A
Retailer 9
-
€824 EUR
£725 GBP
View
B+
Retailer 10
-
€1,339 EUR
$1,496 USD
View
B+
Retailer 11
-
€1,601 EUR
$1,789 USD
View
B+
Retailer 12
-
€1,839 EUR
£1,618 GBP
View
B+
Retailer 13
-
€1,871 EUR
£1,646 GBP
View
Most Expensive
B
Rare Carat
KI4714834KF645 · Nov 1
€2,278 EUR
$2,545 USD
View
13 more retailers have this diamond
Prices start from €402 EURSave up to €1,876 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
4.08ct Asscher
€402 EUR