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Radiant|Lab Grown|IGI

1.55ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG685577864

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

Certificate IGI LG685577864

Diamond specifications and retailer prices

From €212 EUR
As of November 4, 2026
Save €2,397 EUR (92%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €2,689 EUR at Brilliant Earth · As of October 16, 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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG685577864 or 685577864. Listed at 20 retailers as of November 3, 2026, with a 1130% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685577864
Dimensions8.12 × 5.66 × 3.85 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.12 mm5.66 mm1.55 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685577864
Side View
Table 64.0%Crown 43.6°Girdle: Slightly ThickPavilion 34.4°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €2,689 EUR|Low: €212 EUR|High: €2,689 EUR|Avg: €795 EUR
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
November 5, 2026
Retailer 11€212 EUR
Retailer 13€237 EUR
Retailer 18€246 EUR
Retailer 4€264 EUR
Retailer 9€264 EUR
Retailer 17€352 EUR
Retailer 10€479 EUR
Retailer 8€485 EUR
Retailer 6€506 EUR
Retailer 2€549 EUR
Retailer 3€683 EUR
Retailer 16€743 EUR
Retailer 14€933 EUR
Retailer 7€1,081 EUR
Retailer 12€1,082 EUR
Retailer 5€1,176 EUR
Retailer 15€2,050 EUR
Brilliant Earth€2,689 EUR

23 data points across 18 retailers

20 retailers€212 EUR to €2,609 EUR

A+
Cheapest Retailer
-
€212 EUR
A
Retailer 2
-
€237 EUR
View
Final sale: no returns
A
Retailer 3
-
€246 EUR
View
Retailer 4
-
€264 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
-
€264 EUR
View
B+
Retailer 6
-
€352 EUR
View
A
Retailer 7
-
€485 EUR
View
A
Retailer 8
-
€506 EUR
View
A
Retailer 9
-
€549 EUR
View
B+
Retailer 10
-
€683 EUR
View
B+
Retailer 11
-
€743 EUR
View
B+
Retailer 12
-
€933 EUR
View
B
Retailer 13
-
€1,065 EUR
View
B+
Retailer 14
-
€1,081 EUR
View
B+
Retailer 15
-
€1,082 EUR
View
B+
Retailer 16
-
€1,176 EUR
View
Retailer 17
-
€1,217 EUR
View
Price last confirmed 17 days ago
B
Retailer 18
-
€2,050 EUR
View
B
Retailer 19
-
€2,609 EUR
View
Most Expensive
Brilliant Earth
14384747Y · Oct 16
€2,689 EUR
$3,030 USD
View
Price last confirmed 19 days ago
19 more retailers have this diamond
Prices start from €212 EURSave up to €2,397 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
€212 EUR