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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 $844 AUD
$593 USD
As of October 30, 2026
Save $7,218 AUD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $8,062 AUD 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 $844 to $8,062, a $7,218 spread on the same certified stone. Queensmith lists it at $8,062. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,636 AUD|Low: $810 AUD|High: $4,686 AUD|Avg: $2,062 AUD|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 11
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Retailer 21
October 30, 2026
Retailer 20$844 AUD
Retailer 9$945 AUD
Retailer 17$945 AUD
Retailer 6$1,046 AUD
Retailer 19$1,046 AUD
Retailer 4$1,139 AUD
Retailer 2$1,317 AUD
Retailer 5$1,402 AUD
Retailer 10$1,476 AUD
Retailer 12$1,569 AUD
Retailer 1$1,636 AUD
Retailer 21$2,223 AUD
Retailer 16$2,273 AUD
Retailer 3$2,596 AUD
Retailer 18$2,753 AUD
Retailer 11$2,760 AUD
Retailer 13$3,037 AUD
Retailer 8$3,339 AUD
Retailer 14$3,386 AUD
Retailer 7$3,483 AUD
Retailer 15$4,566 AUD

36 data points across 21 retailers

22 retailers$844 AUD to $8,062 AUD

A
Cheapest Retailer
-
$844 AUD
$593 USD
A
Retailer 2
-
$945 AUD
$664 USD
View
Final sale: no returns
A
Retailer 3
-
$945 AUD
$664 USD
View
A
Retailer 4
-
$1,046 AUD
$735 USD
View
Retailer 5
-
$1,046 AUD
$735 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,139 AUD
$800 USD
View
Retailer 7
-
$1,317 AUD
£729 GBP
View
Price last confirmed 13 days ago
B+
Retailer 8
-
$1,402 AUD
$985 USD
View
A
Retailer 9
-
$1,476 AUD
$1,037 USD
View
A
Retailer 10
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$1,569 AUD
€1,050 EUR
View
A
Retailer 11
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$1,636 AUD
£905 GBP
View
Retailer 12
-
$2,223 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
-
$2,273 AUD
ZAR 25,795 ZAR
View
B+
Retailer 14
-
$2,596 AUD
$1,824 USD
View
B+
Retailer 15
-
$2,753 AUD
$1,934 USD
View
B+
Retailer 16
-
$2,760 AUD
$1,939 USD
View
B+
Retailer 17
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$3,037 AUD
£1,680 GBP
View
B+
Retailer 18
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$3,339 AUD
$2,346 USD
View
B+
Retailer 19
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$3,386 AUD
$2,379 USD
View
B+
Retailer 20
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$3,483 AUD
$2,447 USD
View
B+
Retailer 21
-
$4,566 AUD
£2,526 GBP
View
Most Expensive
B
Queensmith
LG779666453 · Oct 27
$8,062 AUD
£4,460 GBP
View
21 more retailers have this diamond
Prices start from $844 AUDSave up to $7,218 AUD

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
$844 AUD