Asscher|Lab Grown|IGI

1.21ct E VS1 Asscher Lab Grown Diamond

VG • E/VS1 • IGI LG687529289

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG687529289

Diamond specifications and retailer prices

From $524 USD
As of October 29, 2026
Save $156 USD (23%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $680 USD at Diamond Quarter · As of October 28, 2026
View at Diamond Quarter

About this 1.21ct lab-grown asscher diamond

This 1.21ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG687529289 or 687529289. Listed at 2 retailers as of October 28, 2026, with prices from $524 to $680, a $156 spread on the same certified stone. Diamond Quarter lists it at $680. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687529289
Dimensions5.76 × 5.74 × 3.93 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.76 mm5.74 mm1.21 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687529289
Side View
Table 61.0%Crown 35.8°Girdle: MediumPavilion 41.3°Culet: NoneDepth 68.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $524 USD|Low: $237 USD|High: $2,020 USD|Avg: $774 USD|-11.5%
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September 23, 2026
Retailer 12$281 USD
Retailer 3$346 USD
Retailer 8$375 USD
Retailer 11$415 USD
Retailer 7$422 USD
Retailer 13$452 USD
Retailer 1$524 USD
Retailer 2$658 USD
Retailer 6$705 USD
Retailer 9$918 USD
Retailer 14$945 USD
Retailer 10$959 USD
Retailer 5$1,295 USD
Retailer 4$1,900 USD

55 data points across 14 retailers

2 retailers$524 USD to $680 USD

B+
Cheapest Retailer
-
$524 USD
Most Expensive
B
Diamond Quarter
1.21VS1ELG890D8CN · Oct 28
$680 USD
£536 GBP
View
1 more retailer has this diamond
Prices start from $524 USDSave up to $156 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.

B+
1.21ct Asscher
$524 USD