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Round|Lab Grown|IGI

1.33ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG779639428

Shape and cutting style on the report: Round brilliant

Certificate IGI LG779639428

Diamond specifications and retailer prices

From $392 USD
As of October 30, 2026
Save $776 USD (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,168 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.33ct lab-grown round diamond

This 1.33ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779639428 or 779639428. Listed at 6 retailers as of October 26, 2026, with prices from $392 to $1,168, a $776 spread on the same certified stone. MOH London lists it at $1,168. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779639428
Dimensions7.08 × 7.05 × 4.35 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
Top View
7.08 mm7.05 mm1.33 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779639428
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,168 USD|Low: $380 USD|High: $1,181 USD|Avg: $677 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 3$392 USD
Retailer 4$478 USD
Retailer 2$544 USD
Retailer 5$611 USD
Retailer 6$988 USD
MOH London$1,168 USD

39 data points across 6 retailers

6 retailers$392 USD to $1,168 USD

B+
Cheapest Retailer
-
$392 USD
B+
Retailer 2
-
$478 USD
View
B+
Retailer 3
-
$544 USD
£429 GBP
View
B+
Retailer 4
-
$611 USD
View
B
Retailer 5
-
$988 USD
View
Most Expensive
B
MOH London
LG779639428 · Oct 26
$1,168 USD
£920 GBP
View
5 more retailers have this diamond
Prices start from $392 USDSave up to $776 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.

B+
1.33ct Round
$392 USD