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Round|Lab Grown|IGI

16.67ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG567352215

Shape and cutting style on the report: Round brilliant

Certificate IGI LG567352215

Diamond specifications and retailer prices

From €1,797 EUR
£1,581 GBP
As of October 30, 2026
Save €10,520 EUR (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €12,317 EUR at Adiamor · As of October 31, 2026
View at Adiamor

About this 16.67ct lab-grown round diamond

This 16.67ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG567352215 or 567352215. Listed at 12 retailers as of October 30, 2026, with prices from €1,797 to €12,317, a €10,520 spread on the same certified stone. Adiamor lists it at €12,317. 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

16.67
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567352215
Dimensions16.64 × 16.59 × 10.09 mm
L/W Ratio1.00
Girdle conditionFaceted
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
16.64 mm16.59 mm16.67 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567352215
Side View
Table 55.5%Crown 33.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.8%

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: €12,317 EUR|Low: €1,797 EUR|High: €48,569 EUR|Avg: €9,552 EUR
Adiamor
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
October 31, 2026
Retailer 9€1,797 EUR
Retailer 10€1,923 EUR
Retailer 7€2,092 EUR
Retailer 3€2,231 EUR
Retailer 11€2,381 EUR
Retailer 14€2,635 EUR
Retailer 13€2,855 EUR
Retailer 2€3,058 EUR
Retailer 4€3,067 EUR
Retailer 8€3,496 EUR
Retailer 12€3,565 EUR
Adiamor€12,317 EUR
Retailer 5€22,673 EUR
Retailer 6€48,569 EUR

4 data points across 14 retailers

12 retailers€1,797 EUR to €12,317 EUR

A
Cheapest Retailer
-
€1,797 EUR
£1,581 GBP
A
Retailer 2
-
€1,923 EUR
$2,148 USD
View
A
Retailer 3
-
€2,092 EUR
$2,337 USD
View
A
Retailer 4
-
€2,231 EUR
$2,492 USD
View
A
Retailer 5
-
€2,381 EUR
$2,660 USD
View
A
Retailer 6
-
€2,635 EUR
HK$23,000 HKD
View
A
Retailer 7
-
€2,855 EUR
$3,190 USD
View
A
Retailer 8
-
€3,058 EUR
£2,690 GBP
View
A
Retailer 9
-
€3,067 EUR
$3,426 USD
View
A
Retailer 10
-
€3,496 EUR
$3,906 USD
View
A
Retailer 11
-
€3,565 EUR
View
Most Expensive
B
Adiamor
D-82828529 · Oct 31
€12,317 EUR
$13,761 USD
View
11 more retailers have this diamond
Prices start from €1,797 EURSave up to €10,520 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
16.67ct Round
€1,797 EUR