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Radiant|Lab Grown|IGI

1.58ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG778670775

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

Certificate IGI LG778670775

Diamond specifications and retailer prices

From €180 EUR
$201 USD
As of October 30, 2026
Save €1,002 EUR (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,182 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.58ct lab-grown radiant diamond

This 1.58ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778670775 or 778670775. Listed at 21 retailers as of October 30, 2026, with prices from €180 to €1,182, a €1,002 spread on the same certified stone. Brilliant Earth lists it at €1,182. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778670775
Dimensions8.35 × 3.62 mm
L/W Ratio2.31
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.35 mm3.62 mm1.58 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778670775
Side View
Table 70.0%Crown 44.9°Girdle: STK-THKPavilion 32°Culet: NoneDepth 62.0%

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: €1,182 EUR|Low: €175 EUR|High: €1,378 EUR|Avg: €558 EUR|-13.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 19
Retailer 20
October 31, 2026
Retailer 15€180 EUR
Retailer 14€201 EUR
Retailer 8€209 EUR
Retailer 20€223 EUR
Retailer 11€225 EUR
Retailer 5€385 EUR
Retailer 16€388 EUR
Retailer 17€409 EUR
Retailer 9€488 EUR
Retailer 13€522 EUR
Retailer 6€523 EUR
Retailer 2€581 EUR
Retailer 12€721 EUR
Retailer 10€729 EUR
Retailer 19€765 EUR
Retailer 3€794 EUR
Retailer 4€882 EUR
Retailer 18€897 EUR
Retailer 7€1,050 EUR
Brilliant Earth€1,182 EUR

28 data points across 20 retailers

21 retailers€180 EUR to €1,182 EUR

A
Cheapest Retailer
-
€180 EUR
$201 USD
A
Retailer 2
-
€201 EUR
$224 USD
View
Final sale: no returns
A
Retailer 3
-
€209 EUR
$234 USD
View
A
Retailer 4
-
€223 EUR
$249 USD
View
Retailer 5
-
€225 EUR
$251 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
€385 EUR
ZAR 6,954 ZAR
View
B+
Retailer 7
-
€388 EUR
$433 USD
View
A
Retailer 8
-
€409 EUR
£360 GBP
View
A
Retailer 9
-
€488 EUR
$545 USD
View
A
Retailer 10
-
€522 EUR
$583 USD
View
A
Retailer 11
-
€523 EUR
A$899 AUD
View
B+
Retailer 12
-
€581 EUR
$649 USD
View
B+
Retailer 13
-
€721 EUR
$806 USD
View
B+
Retailer 14
-
€729 EUR
SGD 1,100 SGD
View
B+
Retailer 15
-
€765 EUR
$855 USD
View
B+
Retailer 16
-
€794 EUR
A$1,364 AUD
View
B+
Retailer 17
-
€882 EUR
$985 USD
View
B+
Retailer 18
-
€897 EUR
$1,002 USD
View
B
Retailer 19
-
€919 EUR
$1,027 USD
View
Retailer 20
-
€1,050 EUR
£924 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21501264A · Oct 30
€1,182 EUR
$1,320 USD
View
20 more retailers have this diamond
Prices start from €180 EURSave up to €1,002 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
1.58ct Radiant
€180 EUR