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Radiant|Lab Grown|IGI

1.20ct G VS1 Radiant Lab Grown Diamond

EX • G/VS1 • IGI LG638434143

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

Certificate IGI LG638434143

Diamond specifications and retailer prices

From €163 EUR
$183 USD
As of November 1, 2026
Save €853 EUR (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,016 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.2ct lab-grown radiant diamond

This 1.2ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638434143 or 638434143. Listed at 20 retailers as of November 1, 2026, with prices from €163 to €1,016, a €853 spread on the same certified stone. Brilliant Earth lists it at €1,016. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638434143
Dimensions7.53 × 5.28 × 3.40 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.53 mm5.28 mm1.20 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638434143
Side View
Table 65.0%Crown 44.5°Girdle: Slightly ThickPavilion 33.7°Culet: NoneDepth 64.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €1,016 EUR|Low: €163 EUR|High: €1,043 EUR|Avg: €484 EUR|-2.6%
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
Retailer 14
Retailer 15
November 2, 2026
Retailer 15€163 EUR
Retailer 7€205 EUR
Retailer 5€245 EUR
Retailer 9€313 EUR
Retailer 11€315 EUR
Retailer 2€321 EUR
Retailer 12€377 EUR
Retailer 13€404 EUR
Retailer 8€442 EUR
Retailer 6€596 EUR
Retailer 4€615 EUR
Retailer 14€631 EUR
Retailer 10€847 EUR
Retailer 3€962 EUR
Brilliant Earth€1,016 EUR

36 data points across 15 retailers

20 retailers€163 EUR to €1,016 EUR

Retailer 1
-
€154 EUR
$173 USD
Price last confirmed 16 days ago
A
Retailer 2
-
€163 EUR
$183 USD
View
Final sale: no returns
Retailer 3
-
€191 EUR
$214 USD
View
Price last confirmed 17 days ago
Retailer 4
-
€191 EUR
$214 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
€205 EUR
HK$1,800 HKD
View
B+
Retailer 6
-
€245 EUR
$275 USD
View
A
Retailer 7
-
€313 EUR
ZAR 5,668 ZAR
View
A
Retailer 8
-
€315 EUR
View
A
Retailer 9
-
€321 EUR
£283 GBP
View
A
Retailer 10
-
€377 EUR
$423 USD
View
A
Retailer 11
-
€404 EUR
$453 USD
View
A
Retailer 12
-
€442 EUR
A$763 AUD
View
B+
Retailer 13
-
€555 EUR
£490 GBP
View
B+
Retailer 14
-
€596 EUR
SGD 903 SGD
View
Retailer 15
-
€614 EUR
$689 USD
View
Price last confirmed 16 days ago
B+
Retailer 16
-
€615 EUR
$690 USD
View
B+
Retailer 17
-
€631 EUR
$708 USD
View
B
Retailer 18
-
€847 EUR
£748 GBP
View
B
Retailer 19
-
€962 EUR
$1,078 USD
View
Most Expensive
B
Brilliant Earth
18876518A · Nov 2
€1,016 EUR
$1,140 USD
View
19 more retailers have this diamond
Prices start from €163 EURSave up to €853 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
1.20ct Radiant
€163 EUR