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Radiant|Lab Grown|IGI

1.30ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG645454915

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG645454915

Diamond specifications and retailer prices

From $255 USD
As of November 4, 2026
Save $1,010 USD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,265 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645454915 or 645454915. Listed at 19 retailers as of November 1, 2026, with prices from $255 to $1,265, a $1,010 spread on the same certified stone. MOH London lists it at $1,265. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645454915
Dimensions7.94 × 5.61 × 3.72 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.94 mm5.61 mm1.30 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645454915
Side View
Table 65.0%Crown 37.6°Girdle: MediumPavilion 36.8°Culet: NoneDepth 66.3%

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 4
Current: $1,265 USD|Low: $244 USD|High: $1,280 USD|Avg: $637 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
November 5, 2026
Retailer 15$255 USD
Retailer 6$295 USD
Retailer 3$316 USD
Retailer 7$316 USD
Retailer 2$375 USD
Retailer 12$475 USD
Retailer 5$528 USD
Retailer 10$544 USD
Retailer 8$596 USD
Retailer 9$772 USD
Retailer 11$950 USD
Retailer 14$970 USD
Retailer 4$1,015 USD
Retailer 13$1,234 USD
MOH London$1,265 USD

42 data points across 15 retailers

19 retailers$255 USD to $1,265 USD

A
Cheapest Retailer
-
$255 USD
A
Retailer 2
-
$285 USD
View
Final sale: no returns
A
Retailer 3
-
$295 USD
View
Retailer 4
-
$316 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$316 USD
View
A
Retailer 6
-
$375 USD
View
A
Retailer 7
-
$475 USD
View
B+
Retailer 8
-
$515 USD
View
B+
Retailer 9
-
$528 USD
View
B+
Retailer 10
-
$544 USD
View
B+
Retailer 11
-
$570 USD
View
B+
Retailer 12
-
$596 USD
View
B+
Retailer 13
-
$772 USD
View
B
Retailer 14
-
$950 USD
View
B
Retailer 15
-
$970 USD
View
B
Retailer 16
-
$1,015 USD
View
B
Retailer 17
-
$1,066 USD
View
B
Retailer 18
-
$1,234 USD
View
Most Expensive
B
MOH London
LG645454915 · Nov 1
$1,265 USD
£996 GBP
View
18 more retailers have this diamond
Prices start from $255 USDSave up to $1,010 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
1.30ct Radiant
$255 USD