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Radiant|Lab Grown|IGI

1.04ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG839643821

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

Certificate IGI LG839643821

Diamond specifications and retailer prices

From €130 EUR
$145 USD
As of October 30, 2026
Save €962 EUR (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,092 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 top-tier cut grade and certified by IGI LG839643821 or 839643821. Listed at 19 retailers as of October 30, 2026, with prices from €130 to €1,092, a €962 spread on the same certified stone. Do Amore Diamonds lists it at €1,092. 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

1.04
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839643821
Dimensions7.29 × 4.89 × 3.38 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.29 mm4.89 mm1.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839643821
Side View
Table 65.0%Crown 45°Girdle: MediumPavilion 38°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,092 EUR|Low: €130 EUR|High: €1,146 EUR|Avg: €444 EUR|-4.7%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 20
October 30, 2026
Retailer 2€130 EUR
Retailer 19€150 EUR
Retailer 5€161 EUR
Retailer 18€161 EUR
Retailer 20€218 EUR
Retailer 9€219 EUR
Retailer 14€231 EUR
Retailer 15€313 EUR
Retailer 6€344 EUR
Retailer 10€358 EUR
Retailer 16€363 EUR
Retailer 7€448 EUR
Retailer 13€473 EUR
Retailer 11€492 EUR
Retailer 3€570 EUR
Retailer 4€626 EUR
Retailer 12€680 EUR
Retailer 8€727 EUR
Retailer 17€834 EUR
Do Amore Diamonds€1,092 EUR

17 data points across 20 retailers

19 retailers€130 EUR to €1,092 EUR

A
Cheapest Retailer
-
€130 EUR
$145 USD
A
Retailer 2
-
€150 EUR
$168 USD
View
A
Retailer 3
-
€161 EUR
$180 USD
View
A
Retailer 4
-
€161 EUR
$180 USD
View
B+
Retailer 5
-
€218 EUR
$243 USD
View
A
Retailer 6
-
€219 EUR
$245 USD
View
A
Retailer 7
-
€231 EUR
£203 GBP
View
A
Retailer 8
-
€313 EUR
£275 GBP
View
B+
Retailer 9
-
€327 EUR
$365 USD
View
A
Retailer 10
-
€344 EUR
$384 USD
View
Retailer 11
-
€358 EUR
$400 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
€448 EUR
$500 USD
View
B+
Retailer 13
-
€473 EUR
CA$734 CAD
View
B
Retailer 14
-
€492 EUR
$550 USD
View
B
Retailer 15
-
€570 EUR
$637 USD
View
B
Retailer 16
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€626 EUR
$699 USD
View
B
Retailer 17
-
€727 EUR
$812 USD
View
B
Retailer 18
-
€834 EUR
£734 GBP
View
Most Expensive
B
Do Amore Diamonds
25-2343067-007C · Oct 31
€1,092 EUR
$1,220 USD
View
18 more retailers have this diamond
Prices start from €130 EURSave up to €962 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
1.04ct Radiant
€130 EUR