Round|Lab Grown|IGI

1.29ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG783646817

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783646817

Diamond specifications and retailer prices

From $640 USD
As of November 2, 2026
13 retailers carry this diamond
Most expensive: $1,072 USD at MOH London · As of October 11, 2026
View at MOH London

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG783646817 or 783646817. Listed at 13 retailers as of November 2, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783646817
Dimensions7.06 × 7.02 × 4.28 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.06 mm7.02 mm1.29 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783646817
Side View
Table 57.0%Crown 33.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $1,072 USD|Low: $205 USD|High: $1,072 USD|Avg: $563 USD|+1.1%
MOH London
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
October 11, 2026
Retailer 2$213 USD
Retailer 4$264 USD
Retailer 12$264 USD
Retailer 13$453 USD
Retailer 9$454 USD
Retailer 6$462 USD
Retailer 8$462 USD
Retailer 15$510 USD
Retailer 11$535 USD
Retailer 3$620 USD
Retailer 10$640 USD
Retailer 14$642 USD
Retailer 7$902 USD
Retailer 5$960 USD
MOH London$1,072 USD

17 data points across 15 retailers

13 retailers

Retailer 1
-
$213 USD
Price last confirmed 24 days ago
Retailer 2
-
$247 USD
View
Price last confirmed 25 days ago
Retailer 3
-
$264 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$264 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$453 USD
View
Price last confirmed 22 days ago
Retailer 6
-
$454 USD
ZAR 7,334 ZAR
View
Price last confirmed 26 days ago
Retailer 7
-
$535 USD
View
Price last confirmed 26 days ago
Retailer 8
-
$620 USD
View
Price last confirmed 21 days ago
A
Retailer 9
-
$640 USD
View
Retailer 10
-
$775 USD
View
Price last confirmed 48 days ago
Retailer 11
-
$849 USD
View
Price last confirmed 34 days ago
Retailer 12
-
$902 USD
View
Price last confirmed 23 days ago
Most Expensive
MOH London
LG783646817 · Oct 11
$1,072 USD
£844 GBP
View
Price last confirmed 23 days ago
12 more retailers have this diamond
Prices start from $640 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
1.29ct Round
$640 USD