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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG677564735

Shape and cutting style on the report: Round brilliant

Certificate IGI LG677564735

Diamond specifications and retailer prices

From €181 EUR
As of November 5, 2026
Save €895 EUR (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,076 EUR at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG677564735 or 677564735. Listed at 15 retailers as of November 5, 2026, with prices from €181 to €1,076, a €895 spread on the same certified stone. Reve Diamonds lists it at €1,076. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677564735
Dimensions7.37 × 7.32 × 4.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.37 mm7.32 mm1.50 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677564735
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.2%

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 5
Current: €408 EUR|Low: €181 EUR|High: €1,076 EUR|Avg: €486 EUR|-8.3%
Retailer 1
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
Reve Diamonds
November 6, 2026
Retailer 5€181 EUR
Retailer 2€202 EUR
Retailer 3€210 EUR
Retailer 14€225 EUR
Retailer 6€253 EUR
Retailer 12€379 EUR
Retailer 10€390 EUR
Retailer 1€408 EUR
Retailer 9€521 EUR
Retailer 8€654 EUR
Retailer 13€723 EUR
Retailer 11€725 EUR
Retailer 4€770 EUR
Retailer 7€1,048 EUR
Reve Diamonds€1,076 EUR

43 data points across 15 retailers

15 retailers€181 EUR to €1,076 EUR

A
Cheapest Retailer
-
€181 EUR
A
Retailer 2
-
€202 EUR
View
Final sale: no returns
A
Retailer 3
-
€210 EUR
View
A
Retailer 4
-
€225 EUR
View
Retailer 5
-
€253 EUR
View
Price last confirmed 13 days ago
A
Retailer 6
-
€379 EUR
View
B+
Retailer 7
-
€390 EUR
View
A
Retailer 8
-
€408 EUR
View
B+
Retailer 9
-
€521 EUR
View
B+
Retailer 10
-
€654 EUR
View
B
Retailer 11
-
€723 EUR
View
B+
Retailer 12
-
€725 EUR
View
B
Retailer 13
-
€770 EUR
View
B
Retailer 14
-
€1,048 EUR
View
Most Expensive
B
Reve Diamonds
C6DDC8026 · Nov 6
€1,076 EUR
$1,201 USD
View
14 more retailers have this diamond
Prices start from €181 EURSave up to €895 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
1.50ct Round
€181 EUR