Radiant|Lab Grown|IGI

1.23ct F VS1 Radiant Lab Grown Diamond

GD • F/VS1 • IGI LG707556309

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

Certificate IGI LG707556309

Diamond specifications and retailer prices

From $177 USD
As of November 4, 2026
Save $844 USD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,021 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG707556309 or 707556309. Listed at 20 retailers as of November 4, 2026, with prices from $177 to $1,021, a $844 spread on the same certified stone. MOH London lists it at $1,021. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
F
Color
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.2°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707556309
Dimensions7.65 × 5.26 × 3.62 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.65 mm5.26 mm1.23 ctF / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707556309
Side View
Table 65.0%Crown 46.2°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 68.8%

Caratlytics Score

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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: $1,021 USD|Low: $175 USD|High: $1,029 USD|Avg: $502 USD|-0.2%
MOH London
Retailer 2
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Retailer 19
November 5, 2026
Retailer 4$177 USD
Retailer 11$196 USD
Retailer 19$205 USD
Retailer 6$219 USD
Retailer 7$219 USD
Retailer 16$369 USD
Retailer 15$378 USD
Retailer 10$388 USD
Retailer 2$389 USD
Retailer 3$445 USD
Retailer 12$520 USD
Retailer 14$533 USD
Retailer 9$543 USD
Retailer 17$630 USD
Retailer 18$650 USD
Retailer 5$704 USD
Retailer 13$744 USD
Retailer 8$758 USD
MOH London$1,021 USD

43 data points across 19 retailers

20 retailers$177 USD to $1,021 USD

A
Cheapest Retailer
-
$177 USD
A
Retailer 2
-
$196 USD
View
Final sale: no returns
A
Retailer 3
-
$205 USD
View
Retailer 4
-
$219 USD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$219 USD
View
A
Retailer 6
-
$369 USD
View
B+
Retailer 7
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$378 USD
View
B+
Retailer 8
-
$388 USD
View
B+
Retailer 9
-
$389 USD
View
B+
Retailer 10
-
$445 USD
View
B+
Retailer 11
-
$520 USD
View
B+
Retailer 12
-
$533 USD
View
B+
Retailer 13
-
$543 USD
View
B+
Retailer 14
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$557 USD
View
B
Retailer 15
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$630 USD
View
Retailer 16
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$650 USD
View
Price last confirmed 10 days ago
B
Retailer 17
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$704 USD
View
B
Retailer 18
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$744 USD
View
B
Retailer 19
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$758 USD
View
Most Expensive
B
MOH London
LG707556309 · Nov 5
$1,021 USD
£804 GBP
View
19 more retailers have this diamond
Prices start from $177 USDSave up to $844 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
1.23ct Radiant
$177 USD