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Asscher|Lab Grown|IGI

1.09ct H VS1 Asscher Lab Grown Diamond

ID • H/VS1 • IGI LG589399510

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG589399510

Diamond specifications and retailer prices

From $252 USD
As of November 4, 2026
Save $1,023 USD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,275 USD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.09ct lab-grown asscher diamond

This 1.09ct lab-grown asscher sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG589399510 or 589399510. Listed at 17 retailers as of November 4, 2026, with prices from $252 to $1,275, a $1,023 spread on the same certified stone. Reve Diamonds lists it at $1,275. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589399510
Dimensions5.50 × 5.47 × 3.79 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.50 mm5.47 mm1.09 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589399510
Side View
Table 69.0%Crown 38.8°Girdle: ThickPavilion 39.6°Culet: NoneDepth 69.3%

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: Nov 4
Current: $349 USD|Low: $252 USD|High: $1,275 USD|Avg: $625 USD|-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
Reve Diamonds
November 4, 2026
Retailer 5$252 USD
Retailer 2$280 USD
Retailer 1$349 USD
Retailer 13$394 USD
Retailer 12$468 USD
Retailer 3$475 USD
Retailer 9$482 USD
Retailer 6$498 USD
Retailer 14$562 USD
Retailer 4$591 USD
Retailer 7$683 USD
Retailer 8$740 USD
Retailer 11$750 USD
Retailer 10$1,120 USD
Reve Diamonds$1,275 USD

32 data points across 15 retailers

17 retailers$252 USD to $1,275 USD

A
Cheapest Retailer
-
$252 USD
Final sale: no returns
Retailer 2
-
$280 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$349 USD
View
A
Retailer 4
-
$394 USD
View
Retailer 5
-
$468 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$475 USD
View
A
Retailer 7
-
$482 USD
View
Retailer 8
-
$498 USD
View
Price last confirmed 46 days ago
Retailer 9
-
$562 USD
View
Price last confirmed 20 days ago
B+
Retailer 10
-
$591 USD
View
B+
Retailer 11
-
$683 USD
View
B+
Retailer 12
-
$723 USD
View
B+
Retailer 13
-
$740 USD
View
B+
Retailer 14
-
$750 USD
View
B
Retailer 15
-
$951 USD
View
B
Retailer 16
-
$1,120 USD
View
Most Expensive
B
Reve Diamonds
4244630C0 · Nov 4
$1,275 USD
View
16 more retailers have this diamond
Prices start from $252 USDSave up to $1,023 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
$252 USD