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Radiant|Lab Grown|IGI

1.43ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG677539354

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

Certificate IGI LG677539354

Diamond specifications and retailer prices

From €155 EUR
$173 USD
As of October 30, 2026
Save €837 EUR (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €992 EUR at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.43ct lab-grown radiant diamond

This 1.43ct 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 LG677539354 or 677539354. Listed at 15 retailers as of October 30, 2026, with prices from €155 to €992, a €837 spread on the same certified stone. Reve Diamonds lists it at €992. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677539354
Dimensions8.18 × 5.51 × 3.72 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.18 mm5.51 mm1.43 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677539354
Side View
Table 65.0%Crown 36.5°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 67.5%

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: Oct 30
Current: €899 EUR|Low: €149 EUR|High: €909 EUR|Avg: €389 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 7€155 EUR
Retailer 6€173 EUR
Retailer 8€192 EUR
Retailer 2€230 EUR
Retailer 5€320 EUR
Retailer 3€344 EUR
Retailer 4€841 EUR
Retailer 1€899 EUR

43 data points across 8 retailers

15 retailers€155 EUR to €992 EUR

A
Cheapest Retailer
-
€155 EUR
$173 USD
A
Retailer 2
-
€173 EUR
$193 USD
View
Final sale: no returns
A
Retailer 3
-
€180 EUR
$201 USD
View
A
Retailer 4
-
€192 EUR
$215 USD
View
A
Retailer 5
-
€218 EUR
HK$1,900 HKD
View
A
Retailer 6
-
€230 EUR
£202 GBP
View
A
Retailer 7
-
€320 EUR
View
A
Retailer 8
-
€344 EUR
£303 GBP
View
A
Retailer 9
-
€402 EUR
$449 USD
View
B+
Retailer 10
-
€524 EUR
$585 USD
View
B+
Retailer 11
-
€667 EUR
$745 USD
View
B+
Retailer 12
-
€673 EUR
£592 GBP
View
B
Retailer 13
-
€841 EUR
$940 USD
View
B
Retailer 14
-
€899 EUR
£791 GBP
View
Most Expensive
B
Reve Diamonds
1371E0444 · Nov 1
€992 EUR
$1,108 USD
View
14 more retailers have this diamond
Prices start from €155 EURSave up to €837 EUR

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
1.43ct Radiant
€155 EUR