Asscher|Lab Grown|IGI

3.91ct D VS1 Asscher Lab Grown Diamond

ID • D/VS1 • IGI LG787674263

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG787674263

Diamond specifications and retailer prices

From $692 USD
As of October 29, 2026
Save $4,218 USD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,020 USD at Queensmith · As of October 16, 2026
View at Queensmith

About this 3.91ct lab-grown asscher diamond

This 3.91ct 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 LG787674263 or 787674263. Listed at 25 retailers as of October 28, 2026, with a 610% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.91
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787674263
Dimensions8.40 × 8.25 × 5.52 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
8.40 mm8.25 mm3.91 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787674263
Side View
Table 68.0%Crown 39.5°Girdle: Slightly ThickPavilion 43°Culet: NoneDepth 66.9%

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 29
Current: $1,201 USD|Low: $593 USD|High: $5,050 USD|Avg: $1,805 USD|+2.2%
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
October 30, 2026
Retailer 2$618 USD
Retailer 7$692 USD
Retailer 4$767 USD
Retailer 14$885 USD
Retailer 17$1,028 USD
Retailer 3$1,070 USD
Retailer 11$1,149 USD
Retailer 1$1,201 USD
Retailer 15$1,629 USD
Retailer 13$1,665 USD
Retailer 16$1,902 USD
Retailer 5$2,069 USD
Retailer 6$2,225 USD
Retailer 10$2,477 USD
Retailer 8$2,528 USD
Retailer 9$2,581 USD
Retailer 12$3,345 USD
Retailer 18$4,910 USD

39 data points across 18 retailers

25 retailers$692 USD to $4,910 USD

Retailer 1
-
$618 USD
Price last confirmed 10 days ago
Retailer 2
-
$648 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
$692 USD
View
Final sale: no returns
Retailer 4
-
$705 USD
View
Price last confirmed 35 days ago
Retailer 5
-
$741 USD
View
Price last confirmed 32 days ago
Retailer 6
-
$767 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$767 USD
View
Price last confirmed 13 days ago
A
Retailer 8
-
$885 USD
View
B+
Retailer 9
-
$1,028 USD
View
A
Retailer 10
-
$1,070 USD
View
A
Retailer 11
-
$1,149 USD
€1,094 EUR
View
A
Retailer 12
-
$1,201 USD
£945 GBP
View
Retailer 13
-
$1,629 USD
A$2,506 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
$1,665 USD
ZAR 26,897 ZAR
View
B+
Retailer 15
-
$1,902 USD
View
B+
Retailer 16
-
$2,069 USD
View
Retailer 17
-
$2,112 USD
View
Price last confirmed 29 days ago
B+
Retailer 18
-
$2,225 USD
£1,752 GBP
View
B+
Retailer 19
-
$2,446 USD
View
B+
Retailer 20
-
$2,477 USD
View
B+
Retailer 21
-
$2,528 USD
View
B+
Retailer 22
-
$2,581 USD
View
B+
Retailer 23
-
$3,345 USD
£2,634 GBP
View
B
Retailer 24
-
$4,910 USD
View
Most Expensive
Queensmith
LG787674263 · Oct 16
$6,020 USD
£4,740 GBP
View
Price last confirmed 13 days ago
24 more retailers have this diamond
Prices start from $692 USDSave up to $4,218 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
3.91ct Asscher
$692 USD