Round|Lab Grown|IGI

1.28ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG792617913

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792617913

Diamond specifications and retailer prices

From $400 USD
As of November 1, 2026
Save $1,113 USD (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,513 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG792617913 or 792617913. Listed at 7 retailers as of November 1, 2026, with prices from $400 to $1,513, a $1,113 spread on the same certified stone. MOH London lists it at $1,513. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792617913
Dimensions6.96 × 6.98 × 4.31 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
6.96 mm6.98 mm1.28 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792617913
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.8%

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: $1,513 USD|Low: $384 USD|High: $1,513 USD|Avg: $813 USD|+34.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 3$400 USD
Retailer 5$566 USD
Retailer 2$669 USD
Retailer 4$669 USD
Retailer 7$1,034 USD
Retailer 6$1,377 USD
MOH London$1,513 USD

28 data points across 7 retailers

7 retailers$400 USD to $1,513 USD

A
Cheapest Retailer
-
$400 USD
B+
Retailer 2
-
$566 USD
View
B+
Retailer 3
-
$669 USD
£527 GBP
View
B+
Retailer 4
-
$669 USD
View
B
Retailer 5
-
$1,034 USD
View
B
Retailer 6
-
$1,377 USD
View
Most Expensive
B
MOH London
LG792617913 · Nov 1
$1,513 USD
£1,191 GBP
View
6 more retailers have this diamond
Prices start from $400 USDSave up to $1,113 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
1.28ct Round
$400 USD