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Round|Lab Grown|IGI

1.67ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG733543109

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733543109

Diamond specifications and retailer prices

From €414 EUR
As of October 29, 2026
Save €596 EUR (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,011 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.67ct lab-grown round diamond

This 1.67ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG733543109 or 733543109. Listed at 7 retailers as of October 29, 2026, with prices from €414 to €1,011, a €596 spread on the same certified stone. MOH London lists it at €1,011. 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

1.67
Carat
F
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733543109
Dimensions7.67 × 7.62 × 4.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.67 mm7.62 mm1.67 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733543109
Side View
Table 59.0%Crown 33.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
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 29
Current: €1,011 EUR|Low: €356 EUR|High: €1,023 EUR|Avg: €610 EUR|+1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3€414 EUR
Retailer 5€429 EUR
Retailer 2€470 EUR
Retailer 4€551 EUR
Retailer 7€627 EUR
Retailer 6€866 EUR
MOH London€1,011 EUR

34 data points across 7 retailers

7 retailers€414 EUR to €1,011 EUR

A
Cheapest Retailer
-
€414 EUR
B+
Retailer 2
-
€429 EUR
$479 USD
View
A
Retailer 3
-
€470 EUR
£413 GBP
View
B+
Retailer 4
-
€551 EUR
$616 USD
View
Retailer 5
-
€627 EUR
$700 USD
View
Price last confirmed 35 days ago
B
Retailer 6
-
€866 EUR
$967 USD
View
Most Expensive
B
MOH London
LG733543109 · Nov 1
€1,011 EUR
£889 GBP
View
6 more retailers have this diamond
Prices start from €414 EURSave up to €596 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
1.67ct Round
€414 EUR