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Round|Lab Grown|IGI

1.78ct H VS2 Round Lab Grown Diamond

ID • H/VS2 • IGI LG749574815

Shape and cutting style on the report: Round brilliant

Certificate IGI LG749574815

Diamond specifications and retailer prices

From $1,640 USD
As of October 26, 2026
1 retailer carries this diamond
Only listing: $1,640 USD at Brilliant Earth
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 Brilliant Earth

About this 1.78ct lab-grown round diamond

This 1.78ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG749574815 or 749574815. Listed at a single retailer as of October 26, 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

1.78
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749574815
Dimensions7.84 × 7.82 × 4.74 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.84 mm7.82 mm1.78 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749574815
Side View
Table 58.0%Crown 34.7°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 60.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: $1,640 USD|Low: $425 USD|High: $4,244 USD|Avg: $1,252 USD|-1.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 25, 2026
Retailer 3$425 USD
Retailer 5$490 USD
Retailer 2$550 USD
Retailer 4$836 USD
Retailer 6$898 USD
Retailer 9$973 USD
Retailer 10$1,148 USD
Retailer 7$1,298 USD
Brilliant Earth$1,640 USD
Retailer 8$4,244 USD

2 data points across 10 retailers

1 retailer

B
Brilliant Earth
19057133A · Oct 26
$1,640 USD
View

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
1.78ct Round
$1,640 USD