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Round|Lab Grown|IGI

1.56ct H VS2 Round Lab Grown Diamond

ID • H/VS2 • IGI LG811645420

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811645420

Diamond specifications and retailer prices

From $218 USD
As of October 29, 2026
Save $1,152 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,370 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.56ct lab-grown round diamond

This 1.56ct 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 LG811645420 or 811645420. Listed at 19 retailers as of October 29, 2026, with prices from $218 to $1,370, a $1,152 spread on the same certified stone. Brilliant Earth lists it at $1,370. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811645420
Dimensions7.45 × 7.43 × 4.59 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
7.45 mm7.43 mm1.56 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811645420
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

Caratlytics Score

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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: Oct 29
Current: $1,370 USD|Low: $175 USD|High: $1,420 USD|Avg: $645 USD|+41.2%
Brilliant Earth
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
Retailer 15
Retailer 16
October 29, 2026
Retailer 8$218 USD
Retailer 5$244 USD
Retailer 15$252 USD
Retailer 4$270 USD
Retailer 12$270 USD
Retailer 10$462 USD
Retailer 13$498 USD
Retailer 9$601 USD
Retailer 11$675 USD
Retailer 7$714 USD
Retailer 14$867 USD
Retailer 6$878 USD
Retailer 3$920 USD
Retailer 2$1,087 USD
Retailer 16$1,099 USD
Brilliant Earth$1,370 USD

35 data points across 16 retailers

19 retailers$218 USD to $1,370 USD

A
Retailer 1
-
$216 USD
Price last confirmed 41 days ago
A
Retailer 2
-
$218 USD
View
A
Retailer 3
-
$244 USD
View
Final sale: no returns
A
Retailer 4
-
$252 USD
View
A
Retailer 5
-
$265 USD
View
Price last confirmed 40 days ago
A
Retailer 6
-
$270 USD
View
A
Retailer 7
-
$270 USD
View
B+
Retailer 8
-
$462 USD
View
A
Retailer 9
-
$498 USD
View
A
Retailer 10
-
$601 USD
View
A
Retailer 11
-
$675 USD
View
B+
Retailer 12
-
$714 USD
View
B+
Retailer 13
-
$863 USD
View
Price last confirmed 38 days ago
B+
Retailer 14
-
$867 USD
View
B+
Retailer 15
-
$878 USD
SGD 1,186 SGD
View
B+
Retailer 16
-
$920 USD
View
B+
Retailer 17
-
$1,087 USD
£856 GBP
View
B+
Retailer 18
-
$1,099 USD
View
Most Expensive
B
Brilliant Earth
21492539A · Oct 29
$1,370 USD
View
18 more retailers have this diamond
Prices start from $218 USDSave up to $1,152 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
1.56ct Round
$218 USD