Asscher|Lab Grown|IGI

1.09ct D VS1 Asscher Lab Grown Diamond

ID • D/VS1 • IGI LG818621531

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG818621531

Diamond specifications and retailer prices

From $218 USD
As of October 30, 2026
Save $924 USD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,142 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.09ct lab-grown asscher diamond

This 1.09ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818621531 or 818621531. Listed at 17 retailers as of October 29, 2026, with prices from $218 to $1,142, a $924 spread on the same certified stone. MOH London lists it at $1,142. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818621531
Dimensions5.74 × 5.70 × 3.81 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.74 mm5.70 mm1.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818621531
Side View
Table 64.0%Crown 32.8°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
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: $1,142 USD|Low: $218 USD|High: $1,186 USD|Avg: $555 USD|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7$218 USD
Retailer 6$269 USD
Retailer 5$408 USD
Retailer 11$417 USD
Retailer 8$424 USD
Retailer 2$443 USD
Retailer 9$461 USD
Retailer 12$599 USD
Retailer 4$600 USD
Retailer 10$659 USD
Retailer 3$791 USD
MOH London$1,142 USD

44 data points across 12 retailers

17 retailers$218 USD to $1,142 USD

Retailer 1
-
$199 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$218 USD
View
Final sale: no returns
Retailer 3
-
$231 USD
View
Price last confirmed 16 days ago
Retailer 4
-
$247 USD
View
Price last confirmed 27 days ago
Retailer 5
-
$247 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$269 USD
HK$2,100 HKD
View
A
Retailer 7
-
$408 USD
€389 EUR
View
A
Retailer 8
-
$417 USD
ZAR 6,738 ZAR
View
A
Retailer 9
-
$424 USD
View
A
Retailer 10
-
$443 USD
£349 GBP
View
A
Retailer 11
-
$461 USD
£363 GBP
View
B+
Retailer 12
-
$599 USD
A$922 AUD
View
Retailer 13
-
$600 USD
View
Price last confirmed 15 days ago
B+
Retailer 14
-
$659 USD
SGD 890 SGD
View
B
Retailer 15
-
$791 USD
View
Retailer 16
-
$794 USD
View
Price last confirmed 25 days ago
Most Expensive
B
MOH London
LG818621531 · Oct 29
$1,142 USD
£899 GBP
View
16 more retailers have this diamond
Prices start from $218 USDSave up to $924 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
1.09ct Asscher
$218 USD