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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 €190 EUR
$212 USD
As of October 30, 2026
Save €1,019 EUR (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,208 EUR at Brilliant Earth · As of October 31, 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 October 30, 2026, with prices from €190 to €1,208, a €1,019 spread on the same certified stone. Brilliant Earth lists it at €1,208. 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
Color
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: Oct 30
Current: €1,208 EUR|Low: €184 EUR|High: €1,307 EUR|Avg: €556 EUR|-6.9%
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 1, 2026
Retailer 19€190 EUR
Retailer 18€212 EUR
Retailer 12€220 EUR
Retailer 5€235 EUR
Retailer 10€236 EUR
Retailer 3€404 EUR
Retailer 2€406 EUR
Retailer 13€434 EUR
Retailer 8€447 EUR
Retailer 17€532 EUR
Retailer 6€552 EUR
Retailer 16€613 EUR
Retailer 14€755 EUR
Retailer 9€765 EUR
Retailer 11€774 EUR
Retailer 4€803 EUR
Retailer 7€948 EUR
Retailer 15€957 EUR
Brilliant Earth€1,208 EUR

29 data points across 19 retailers

19 retailers€190 EUR to €1,208 EUR

A
Cheapest Retailer
-
€190 EUR
$212 USD
A
Retailer 2
-
€212 EUR
$237 USD
View
Final sale: no returns
A
Retailer 3
-
€220 EUR
$246 USD
View
A
Retailer 4
-
€235 EUR
$263 USD
View
Retailer 5
-
€236 EUR
$264 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€404 EUR
$451 USD
View
A
Retailer 7
-
€406 EUR
ZAR 7,322 ZAR
View
A
Retailer 8
-
€434 EUR
£382 GBP
View
A
Retailer 9
-
€447 EUR
$499 USD
View
A
Retailer 10
-
€532 EUR
$594 USD
View
A
Retailer 11
-
€552 EUR
A$949 AUD
View
B+
Retailer 12
-
€613 EUR
$685 USD
View
B+
Retailer 13
-
€755 EUR
$844 USD
View
B+
Retailer 14
-
€765 EUR
SGD 1,155 SGD
View
B+
Retailer 15
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€774 EUR
$865 USD
View
B+
Retailer 16
-
€803 EUR
$897 USD
View
B+
Retailer 17
-
€948 EUR
£834 GBP
View
B+
Retailer 18
-
€957 EUR
$1,069 USD
View
Most Expensive
B
Brilliant Earth
21502017A · Oct 31
€1,208 EUR
$1,350 USD
View
18 more retailers have this diamond
Prices start from €190 EURSave up to €1,019 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
€190 EUR