Radiant|Lab Grown|IGI

1.55ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG620421277

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

Certificate IGI LG620421277

Diamond specifications and retailer prices

From €189 EUR
$211 USD
As of October 27, 2026
Save €750 EUR (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €939 EUR at MOH London · As of November 1, 2026
View at MOH London

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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620421277 or 620421277. Listed at 16 retailers as of October 27, 2026, with prices from €189 to €939, a €750 spread on the same certified stone. MOH London lists it at €939. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620421277
Dimensions8.29 × 5.80 × 3.81 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.29 mm5.80 mm1.55 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620421277
Side View
Table 63.0%Crown 40.5°Girdle: MediumPavilion 34.9°Culet: NoneDepth 65.7%

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 27
Current: €939 EUR|Low: €188 EUR|High: €983 EUR|Avg: €499 EUR|-3.4%
MOH London
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
November 1, 2026
Retailer 16€189 EUR
Retailer 10€211 EUR
Retailer 13€219 EUR
Retailer 6€243 EUR
Retailer 8€243 EUR
Retailer 12€315 EUR
Retailer 14€402 EUR
Retailer 2€440 EUR
Retailer 15€461 EUR
Retailer 11€464 EUR
Retailer 4€547 EUR
Retailer 9€606 EUR
Retailer 7€780 EUR
Retailer 3€801 EUR
Retailer 5€895 EUR
MOH London€939 EUR

27 data points across 16 retailers

16 retailers€189 EUR to €939 EUR

A
Cheapest Retailer
-
€189 EUR
$211 USD
A
Retailer 2
-
€211 EUR
$236 USD
View
Final sale: no returns
A
Retailer 3
-
€219 EUR
$245 USD
View
Retailer 4
-
€243 EUR
$271 USD
View
Price last confirmed 7 days ago
Retailer 5
-
€243 EUR
$271 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€315 EUR
$352 USD
View
A
Retailer 7
-
€402 EUR
ZAR 7,263 ZAR
View
A
Retailer 8
-
€440 EUR
View
A
Retailer 9
-
€461 EUR
$515 USD
View
A
Retailer 10
-
€464 EUR
$518 USD
View
A
Retailer 11
-
€547 EUR
A$940 AUD
View
A
Retailer 12
-
€606 EUR
$677 USD
View
Retailer 13
-
€780 EUR
$871 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
€801 EUR
$894 USD
View
B+
Retailer 15
-
€895 EUR
$1,000 USD
View
Most Expensive
B+
MOH London
LG620421277 · Nov 1
€939 EUR
£826 GBP
View
15 more retailers have this diamond
Prices start from €189 EURSave up to €750 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
€189 EUR