Radiant|Lab Grown|IGI

1.04ct F SI1 Radiant Lab Grown Diamond

GD • F/SI1 • IGI LG670460835

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG670460835

Diamond specifications and retailer prices

From €386 EUR
$431 USD
As of November 1, 2026
Save €68 EUR (15%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €453 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.04ct lab-grown radiant diamond

This 1.04ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG670460835 or 670460835. Listed at 2 retailers as of October 31, 2026, with prices from €386 to €453, a €68 spread on the same certified stone. Diamond Quarter lists it at €453. 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

1.04
Carat
F
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670460835
Dimensions7.25 × 4.79 × 3.40 mm
L/W Ratio1.51
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.25 mm4.79 mm1.04 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670460835
Side View
Table 63.0%Crown 44.4°Girdle: MediumPavilion 35.2°Culet: NoneDepth 71.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €386 EUR|Low: €380 EUR|High: €550 EUR|Avg: €435 EUR|-29.9%
September 23, 2026
Retailer 1€386 EUR

4 data points across 1 retailer

2 retailers€386 EUR to €453 EUR

B+
Cheapest Retailer
-
€386 EUR
$431 USD
Most Expensive
B
Diamond Quarter
1.04SI1FLG351475N · Oct 31
€453 EUR
£399 GBP
View
1 more retailer has this diamond
Prices start from €386 EURSave up to €68 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+
1.04ct Radiant
€386 EUR