Radiant|Lab Grown|IGI

12.80ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG747546601

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

Certificate IGI LG747546601

Diamond specifications and retailer prices

From $1,958 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $1,958 USD at William & Sons Jewelers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at William & Sons Jewelers

About this 12.8ct lab-grown radiant diamond

This 12.8ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG747546601 or 747546601. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.80
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.6°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747546601
Dimensions11.52 × 11.52 × 7.53 mm
L/W Ratio1.00
Culet sizePointed
Top View
11.52 mm11.52 mm12.80 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747546601
Side View
Table 67.0%Crown 45.6°Girdle: Slightly ThickPavilion 34.8°Culet: NoneDepth 65.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $13,455 USD|Low: $1,958 USD|High: $13,455 USD|Avg: $5,431 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
William & Sons Jewelers
October 27, 2026
William & Sons Jewelers$1,958 USD
Retailer 2$2,922 USD
Retailer 4$3,040 USD
Retailer 7$3,155 USD
Retailer 6$3,506 USD
Retailer 9$3,730 USD
Retailer 8$4,685 USD
Retailer 10$6,619 USD
Retailer 5$7,130 USD
Retailer 3$9,517 USD
Retailer 1$13,455 USD

2 data points across 11 retailers

1 retailer

A
William & Sons Jewelers
cert_LG747546601 · Nov 1
$1,958 USD
View
Final sale: no returns

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A
12.80ct Radiant
$1,958 USD