Round|Lab Grown|IGI

1.56ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG842644199

Shape and cutting style on the report: Round brilliant

Certificate IGI LG842644199

Diamond specifications and retailer prices

From $335 USD
As of November 1, 2026
Save $490 USD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,124 USD at MOH London · As of October 25, 2026
View at MOH London

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842644199 or 842644199. Listed at 6 retailers as of October 31, 2026, with a 146% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842644199
Dimensions7.53 × 7.55 × 4.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
7.53 mm7.55 mm1.56 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842644199
Side View
Table 56.0%Crown 33.1°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
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: Nov 1
Current: $1,124 USD|Low: $335 USD|High: $1,135 USD|Avg: $697 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 4$335 USD
Retailer 5$500 USD
Retailer 3$579 USD
Retailer 6$825 USD
Retailer 2$905 USD
MOH London$1,124 USD

4 data points across 6 retailers

6 retailers$335 USD to $825 USD

B+
Cheapest Retailer
-
$335 USD
A
Retailer 2
-
$500 USD
View
A
Retailer 3
-
$579 USD
View
B
Retailer 4
-
$825 USD
View
Retailer 5
-
$905 USD
View
Price last confirmed 11 days ago
Most Expensive
MOH London
LG842644199 · Oct 25
$1,124 USD
£885 GBP
View
Price last confirmed 7 days ago
5 more retailers have this diamond
Prices start from $335 USDSave up to $490 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
$335 USD