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Round|Lab Grown|IGI

3.67ct F SI1 Round Lab Grown Diamond

VG • F/SI1 • IGI LG819655549

Shape and cutting style on the report: Round brilliant

Certificate IGI LG819655549

Diamond specifications and retailer prices

From €336 EUR
$377 USD
As of November 1, 2026
Save €1,937 EUR (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,274 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.67ct lab-grown round diamond

This 3.67ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG819655549 or 819655549. Listed at 11 retailers as of November 1, 2026, with prices from €336 to €2,274, a €1,937 spread on the same certified stone. Brilliant Earth lists it at €2,274. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.67
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819655549
Dimensions9.77 × 9.90 × 6.09 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
9.77 mm9.90 mm3.67 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819655549
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 61.8%

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 1
Current: €2,274 EUR|Low: €333 EUR|High: €4,262 EUR|Avg: €1,284 EUR|-46.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 3€336 EUR
Retailer 8€376 EUR
Retailer 2€580 EUR
Retailer 4€669 EUR
Retailer 9€779 EUR
Retailer 7€1,169 EUR
Retailer 6€1,172 EUR
Retailer 10€1,340 EUR
Retailer 5€1,637 EUR
Retailer 11€1,690 EUR
Brilliant Earth€2,274 EUR

35 data points across 11 retailers

11 retailers€336 EUR to €2,274 EUR

A
Cheapest Retailer
-
€336 EUR
$377 USD
A
Retailer 2
-
€376 EUR
$422 USD
View
A
Retailer 3
-
€580 EUR
£512 GBP
View
A
Retailer 4
-
€669 EUR
View
B+
Retailer 5
-
€779 EUR
$874 USD
View
B+
Retailer 6
-
€1,169 EUR
$1,311 USD
View
B+
Retailer 7
-
€1,172 EUR
$1,315 USD
View
B+
Retailer 8
-
€1,340 EUR
$1,503 USD
View
B+
Retailer 9
-
€1,637 EUR
£1,446 GBP
View
Retailer 10
-
€1,690 EUR
SGD 2,562 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
20802618A · Nov 2
€2,274 EUR
$2,550 USD
View
10 more retailers have this diamond
Prices start from €336 EURSave up to €1,937 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
3.67ct Round
€336 EUR