Asscher|Lab Grown|IGI

3.78ct D VS1 Asscher Lab Grown Diamond

EX • D/VS1 • IGI LG779666453

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG779666453

Diamond specifications and retailer prices

From €531 EUR
$593 USD
As of October 30, 2026
Save €4,539 EUR (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €5,070 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 3.78ct lab-grown asscher diamond

This 3.78ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779666453 or 779666453. Listed at 22 retailers as of October 27, 2026, with prices from €531 to €5,070, a €4,539 spread on the same certified stone. Queensmith lists it at €5,070. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.78
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779666453
Dimensions8.43 × 8.28 × 5.51 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.43 mm8.28 mm3.78 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779666453
Side View
Table 65.0%Crown 39.5°Girdle: MediumPavilion 42.1°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: €1,021 EUR|Low: €509 EUR|High: €2,946 EUR|Avg: €1,297 EUR|-2.2%
Retailer 1
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Retailer 21
October 31, 2026
Retailer 2€531 EUR
Retailer 9€594 EUR
Retailer 19€594 EUR
Retailer 6€658 EUR
Retailer 21€658 EUR
Retailer 12€774 EUR
Retailer 3€828 EUR
Retailer 5€882 EUR
Retailer 10€928 EUR
Retailer 16€987 EUR
Retailer 1€1,021 EUR
Retailer 15€1,389 EUR
Retailer 18€1,429 EUR
Retailer 4€1,633 EUR
Retailer 20€1,731 EUR
Retailer 11€1,736 EUR
Retailer 13€1,910 EUR
Retailer 8€2,100 EUR
Retailer 14€2,129 EUR
Retailer 7€2,191 EUR
Retailer 17€2,871 EUR

37 data points across 21 retailers

22 retailers€531 EUR to €5,070 EUR

A
Cheapest Retailer
-
€531 EUR
$593 USD
A
Retailer 2
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€594 EUR
$664 USD
View
Final sale: no returns
A
Retailer 3
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€594 EUR
$664 USD
View
A
Retailer 4
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€658 EUR
$735 USD
View
Retailer 5
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€658 EUR
$735 USD
View
Price last confirmed 15 days ago
A
Retailer 6
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€774 EUR
$865 USD
View
Retailer 7
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€828 EUR
£729 GBP
View
Price last confirmed 14 days ago
B+
Retailer 8
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€882 EUR
$985 USD
View
A
Retailer 9
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€928 EUR
$1,037 USD
View
A
Retailer 10
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€987 EUR
View
A
Retailer 11
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€1,021 EUR
£898 GBP
View
A
Retailer 12
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€1,389 EUR
A$2,388 AUD
View
A
Retailer 13
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€1,429 EUR
ZAR 25,795 ZAR
View
B+
Retailer 14
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€1,633 EUR
$1,824 USD
View
B+
Retailer 15
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€1,731 EUR
$1,934 USD
View
B+
Retailer 16
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€1,736 EUR
$1,939 USD
View
B+
Retailer 17
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€1,910 EUR
£1,680 GBP
View
B+
Retailer 18
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€2,100 EUR
$2,346 USD
View
B+
Retailer 19
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€2,129 EUR
$2,379 USD
View
B+
Retailer 20
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€2,191 EUR
$2,447 USD
View
B+
Retailer 21
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€2,871 EUR
£2,526 GBP
View
Most Expensive
B
Queensmith
LG779666453 · Oct 27
€5,070 EUR
£4,460 GBP
View
21 more retailers have this diamond
Prices start from €531 EURSave up to €4,539 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
3.78ct Asscher
€531 EUR