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Cushion|Lab Grown|IGI

1.89ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG826621516

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG826621516

Diamond specifications and retailer prices

From $317 USD
As of November 1, 2026
Save $325 USD (51%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $642 USD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 1.89ct lab-grown cushion diamond

This 1.89ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG826621516 or 826621516. Listed at 2 retailers as of November 1, 2026, with prices from $317 to $642, a $325 spread on the same certified stone. 77 Diamonds lists it at $642. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826621516
Dimensions7.22 × 7.19 × 4.84 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.22 mm7.19 mm1.89 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826621516
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 40°Culet: NoneDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $642 USD|Low: $317 USD|High: $716 USD|Avg: $591 USD|-8.6%
77 Diamonds
Retailer 2
Retailer 3
November 2, 2026
Retailer 2$317 USD
Retailer 3$601 USD
77 Diamonds$642 USD

37 data points across 3 retailers

2 retailers$317 USD to $642 USD

A
Cheapest Retailer
-
$317 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
CUSTVS3TABW3KT · Nov 2
$642 USD
£506 GBP
View
1 more retailer has this diamond
Prices start from $317 USDSave up to $325 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
1.89ct Cushion
$317 USD