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 $449 USD
As of October 30, 2026
Save $2,096 USD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,545 USD 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 October 30, 2026, with prices from $449 to $2,545, a $2,096 spread on the same certified stone. Rare Carat lists it at $2,545. 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
Color
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: Oct 30
Current: $2,545 USD|Low: $449 USD|High: $6,590 USD|Avg: $1,790 USD|-32.3%
Rare Carat
Retailer 2
Retailer 3
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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$449 USD
Retailer 2$480 USD
Retailer 4$503 USD
Retailer 11$556 USD
Retailer 15$614 USD
Retailer 12$700 USD
Retailer 3$873 USD
Retailer 14$901 USD
Retailer 9$920 USD
Retailer 6$1,248 USD
Retailer 10$1,496 USD
Retailer 16$1,789 USD
Retailer 13$2,055 USD
Rare Carat$2,545 USD
Retailer 8$4,515 USD
Retailer 7$6,590 USD

7 data points across 16 retailers

14 retailers$449 USD to $2,545 USD

A
Cheapest Retailer
-
$449 USD
A
Retailer 2
-
$480 USD
£378 GBP
View
A
Retailer 3
-
$503 USD
View
A
Retailer 4
-
$556 USD
View
A
Retailer 5
-
$614 USD
HK$4,800 HKD
View
A
Retailer 6
-
$700 USD
View
B+
Retailer 7
-
$873 USD
View
A
Retailer 8
-
$901 USD
View
A
Retailer 9
-
$920 USD
£725 GBP
View
B+
Retailer 10
-
$1,496 USD
View
B+
Retailer 11
-
$1,789 USD
View
B+
Retailer 12
-
$2,055 USD
£1,618 GBP
View
B+
Retailer 13
-
$2,091 USD
£1,646 GBP
View
Most Expensive
B
Rare Carat
KI4714834KF645 · Nov 1
$2,545 USD
View
13 more retailers have this diamond
Prices start from $449 USDSave up to $2,096 USD

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
$449 USD