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 $830 CAD
$593 USD
As of October 30, 2026
Save $7,098 CAD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,928 CAD 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 $830 to $7,928, a $7,098 spread on the same certified stone. Queensmith lists it at $7,928. 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
Color
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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,172 CAD|Low: $796 CAD|High: $4,607 CAD|Avg: $2,002 CAD|-0.6%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 21$830 CAD
Retailer 9$929 CAD
Retailer 18$929 CAD
Retailer 6$1,029 CAD
Retailer 20$1,029 CAD
Retailer 4$1,120 CAD
Retailer 2$1,295 CAD
Retailer 5$1,379 CAD
Retailer 10$1,451 CAD
Retailer 15$1,543 CAD
Retailer 12$1,609 CAD
Retailer 1$2,172 CAD
Retailer 17$2,235 CAD
Retailer 3$2,553 CAD
Retailer 19$2,707 CAD
Retailer 11$2,714 CAD
Retailer 13$2,986 CAD
Retailer 8$3,283 CAD
Retailer 14$3,329 CAD
Retailer 7$3,425 CAD
Retailer 16$4,490 CAD

36 data points across 21 retailers

22 retailers$830 CAD to $7,928 CAD

A
Cheapest Retailer
-
$830 CAD
$593 USD
A
Retailer 2
-
$929 CAD
$664 USD
View
Final sale: no returns
A
Retailer 3
-
$929 CAD
$664 USD
View
A
Retailer 4
-
$1,029 CAD
$735 USD
View
Retailer 5
-
$1,029 CAD
$735 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,120 CAD
$800 USD
View
Retailer 7
-
$1,295 CAD
£729 GBP
View
Price last confirmed 13 days ago
B+
Retailer 8
-
$1,379 CAD
$985 USD
View
A
Retailer 9
-
$1,451 CAD
$1,037 USD
View
A
Retailer 10
-
$1,543 CAD
€1,050 EUR
View
A
Retailer 11
-
$1,609 CAD
£905 GBP
View
Retailer 12
-
$2,172 CAD
A$2,388 AUD
View
A
Retailer 13
-
$2,235 CAD
ZAR 25,795 ZAR
View
B+
Retailer 14
-
$2,553 CAD
$1,824 USD
View
B+
Retailer 15
-
$2,707 CAD
$1,934 USD
View
B+
Retailer 16
-
$2,714 CAD
$1,939 USD
View
B+
Retailer 17
-
$2,986 CAD
£1,680 GBP
View
B+
Retailer 18
-
$3,283 CAD
$2,346 USD
View
B+
Retailer 19
-
$3,329 CAD
$2,379 USD
View
B+
Retailer 20
-
$3,425 CAD
$2,447 USD
View
B+
Retailer 21
-
$4,490 CAD
£2,526 GBP
View
Most Expensive
B
Queensmith
LG779666453 · Oct 27
$7,928 CAD
£4,460 GBP
View
21 more retailers have this diamond
Prices start from $830 CADSave up to $7,098 CAD

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
$830 CAD