Round|Lab Grown|IGI

0.99ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG659428273

Shape and cutting style on the report: Round brilliant

Certificate IGI LG659428273

Diamond specifications and retailer prices

From $242 CAD
$172 USD
As of October 28, 2026
1 retailer carries this diamond
Only listing: $242 CAD at William & Sons Jewelers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at William & Sons Jewelers

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG659428273 or 659428273. Listed at a single retailer as of October 28, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
H
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659428273
Dimensions6.41 × 6.43 × 4.00 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
Presence of Subsurface inscription: Lightbox logo
Top View
6.41 mm6.43 mm0.99 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659428273
Side View
Table 54.0%Crown 34.5°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: $656 CAD|Low: $173 CAD|High: $839 CAD|Avg: $570 CAD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
William & Sons Jewelers
October 24, 2026
William & Sons Jewelers$242 CAD
Retailer 3$475 CAD
Retailer 2$618 CAD
Retailer 1$656 CAD
Retailer 4$822 CAD

65 data points across 5 retailers

1 retailer

B+
William & Sons Jewelers
cert_LG659428273 · Oct 28
$242 CAD
$172 USD
View
Final sale: no returns

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B+
0.99ct Round
$242 CAD