Oval|Lab Grown|IGI

1.67ct F SI2 Oval Lab Grown Diamond

EX • F/SI2 • IGI LG510171836

Certificate IGI LG510171836

Diamond specifications and retailer prices

From €279 EUR
As of November 6, 2026
Save €991 EUR (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,271 EUR at Michael Trio · As of November 6, 2026
View at Michael Trio

About this 1.67ct lab-grown oval diamond

This 1.67ct lab-grown oval 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 LG510171836 or 510171836. Listed at 8 retailers as of November 6, 2026, with prices from €279 to €1,271, a €991 spread on the same certified stone. Michael Trio lists it at €1,271. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG510171836
Dimensions9.41 × 6.70 × 4.22 mm
L/W Ratio1.40
Top View
9.41 mm6.70 mm1.67 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG510171836
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.0%

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: Nov 6
Current: €1,271 EUR|Low: €279 EUR|High: €1,271 EUR|Avg: €582 EUR
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5€279 EUR
Retailer 7€362 EUR
Retailer 8€435 EUR
Retailer 4€457 EUR
Retailer 2€529 EUR
Retailer 3€627 EUR
Retailer 6€724 EUR
Michael Trio€1,271 EUR

12 data points across 8 retailers

8 retailers€279 EUR to €1,271 EUR

A
Cheapest Retailer
-
€279 EUR
Final sale: no returns
A
Retailer 2
-
€362 EUR
View
A
Retailer 3
-
€435 EUR
View
B+
Retailer 4
-
€457 EUR
View
A
Retailer 5
-
€529 EUR
View
B+
Retailer 6
-
€627 EUR
View
B+
Retailer 7
-
€724 EUR
View
Most Expensive
B
Michael Trio
4245390470 · Nov 6
€1,271 EUR
SGD 1,917 SGD
View
7 more retailers have this diamond
Prices start from €279 EURSave up to €991 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 Oval
€279 EUR