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Radiant|Lab Grown|IGI

1.55ct G VS1 Radiant Lab Grown Diamond

EX • G/VS1 • IGI LG781636342

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

Certificate IGI LG781636342

Diamond specifications and retailer prices

From €188 EUR
As of November 4, 2026
Save €1,010 EUR (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,198 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781636342 or 781636342. Listed at 19 retailers as of November 4, 2026, with prices from €188 to €1,198, a €1,010 spread on the same certified stone. Brilliant Earth lists it at €1,198. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781636342
Dimensions8.34 × 5.90 × 3.70 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.34 mm5.90 mm1.55 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781636342
Side View
Table 64.0%Crown 38.9°Girdle: MediumPavilion 33.5°Culet: NoneDepth 62.7%

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: €1,198 EUR|Low: €183 EUR|High: €1,296 EUR|Avg: €550 EUR|-7.5%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 4€188 EUR
Retailer 3€210 EUR
Retailer 16€218 EUR
Retailer 7€233 EUR
Retailer 10€234 EUR
Retailer 5€400 EUR
Retailer 15€402 EUR
Retailer 2€426 EUR
Retailer 8€443 EUR
Retailer 19€527 EUR
Retailer 14€542 EUR
Retailer 13€615 EUR
Retailer 17€749 EUR
Retailer 9€758 EUR
Retailer 11€768 EUR
Retailer 6€796 EUR
Retailer 12€931 EUR
Retailer 18€949 EUR
Brilliant Earth€1,198 EUR

32 data points across 19 retailers

19 retailers€188 EUR to €1,198 EUR

A
Cheapest Retailer
-
€188 EUR
A
Retailer 2
-
€210 EUR
View
Final sale: no returns
A
Retailer 3
-
€218 EUR
View
A
Retailer 4
-
€233 EUR
View
Retailer 5
-
€234 EUR
View
Price last confirmed 11 days ago
B+
Retailer 6
-
€400 EUR
View
A
Retailer 7
-
€402 EUR
View
A
Retailer 8
-
€426 EUR
View
A
Retailer 9
-
€443 EUR
View
A
Retailer 10
-
€527 EUR
View
A
Retailer 11
-
€542 EUR
View
B+
Retailer 12
-
€615 EUR
View
B+
Retailer 13
-
€749 EUR
View
B+
Retailer 14
-
€758 EUR
View
Retailer 15
-
€768 EUR
View
Price last confirmed 8 days ago
B+
Retailer 16
-
€796 EUR
View
B+
Retailer 17
-
€931 EUR
View
B+
Retailer 18
-
€949 EUR
View
Most Expensive
B
Brilliant Earth
21502017A · Nov 4
€1,198 EUR
$1,350 USD
View
18 more retailers have this diamond
Prices start from €188 EURSave up to €1,010 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
1.55ct Radiant
€188 EUR