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Round|Lab Grown|IGI

1.17ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG492110319

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492110319

Diamond specifications and retailer prices

From €794 EUR
$890 USD
As of November 2, 2026
Save €662 EUR (45%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,017 EUR at Friendly Diamonds · As of November 2, 2026
View at Friendly Diamonds

About this 1.17ct lab-grown round diamond

This 1.17ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492110319 or 492110319. Listed at 11 retailers as of November 1, 2026, with a 83% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.17
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492110319
Dimensions6.81 × 6.77 × 4.17 mm
L/W Ratio1.01
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
6.81 mm6.77 mm1.17 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492110319
Side View
Table 58.0%Crown 33.7°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €2,017 EUR|Low: €794 EUR|High: €3,439 EUR|Avg: €1,606 EUR
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4€794 EUR
Retailer 7€875 EUR
Retailer 6€907 EUR
Retailer 8€1,061 EUR
Retailer 2€1,390 EUR
Retailer 5€1,456 EUR
Friendly Diamonds€2,017 EUR
Retailer 9€2,730 EUR
Retailer 3€3,398 EUR

39 data points across 9 retailers

11 retailers€794 EUR to €1,456 EUR

B
Cheapest Retailer
-
€794 EUR
$890 USD
B
Retailer 2
-
€851 EUR
$954 USD
View
B
Retailer 3
-
€875 EUR
$981 USD
View
Final sale: no returns
Retailer 4
-
€894 EUR
$1,003 USD
View
Price last confirmed 62 days ago
Retailer 5
-
€907 EUR
$1,017 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
€1,061 EUR
$1,190 USD
View
B
Retailer 7
-
€1,390 EUR
£1,227 GBP
View
B
Retailer 8
-
€1,456 EUR
$1,633 USD
View
Most Expensive
Friendly Diamonds
1594989 · Nov 2
€2,017 EUR
$2,262 USD
View
Price under review
8 more retailers have this diamond
Prices start from €794 EURSave up to €662 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.

B
1.17ct Round
€794 EUR