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Round|Lab Grown|IGI

1.04ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG825655103

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825655103

Diamond specifications and retailer prices

From €126 EUR
$141 USD
As of November 1, 2026
Save €608 EUR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €734 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.04ct lab-grown round diamond

This 1.04ct 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 LG825655103 or 825655103. Listed at 16 retailers as of October 29, 2026, with prices from €126 to €734, a €608 spread on the same certified stone. MOH London lists it at €734. 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 angle33.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825655103
Dimensions6.57 × 6.61 × 3.96 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
6.57 mm6.61 mm1.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825655103
Side View
Table 60.0%Crown 33.2°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 60.0%

Caratlytics Score

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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: €734 EUR|Low: €125 EUR|High: €738 EUR|Avg: €330 EUR|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 11€126 EUR
Retailer 16€140 EUR
Retailer 5€146 EUR
Retailer 6€156 EUR
Retailer 8€156 EUR
Retailer 7€254 EUR
Retailer 9€267 EUR
Retailer 2€273 EUR
Retailer 13€291 EUR
Retailer 4€348 EUR
Retailer 10€397 EUR
Retailer 3€432 EUR
Retailer 12€442 EUR
Retailer 14€501 EUR
Retailer 15€551 EUR
MOH London€734 EUR

25 data points across 16 retailers

16 retailers€126 EUR to €734 EUR

A
Cheapest Retailer
-
€126 EUR
$141 USD
A
Retailer 2
-
€140 EUR
$157 USD
View
Final sale: no returns
A
Retailer 3
-
€146 EUR
$164 USD
View
A
Retailer 4
-
€156 EUR
$175 USD
View
Retailer 5
-
€156 EUR
$175 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
€254 EUR
$285 USD
View
A
Retailer 7
-
€267 EUR
£235 GBP
View
A
Retailer 8
-
€273 EUR
£242 GBP
View
A
Retailer 9
-
€291 EUR
$326 USD
View
B+
Retailer 10
-
€348 EUR
$390 USD
View
B+
Retailer 11
-
€397 EUR
$445 USD
View
B+
Retailer 12
-
€432 EUR
SGD 655 SGD
View
B+
Retailer 13
-
€442 EUR
$496 USD
View
B+
Retailer 14
-
€501 EUR
$562 USD
View
B
Retailer 15
-
€551 EUR
$618 USD
View
Most Expensive
B
MOH London
LG825655103 · Oct 29
€734 EUR
£648 GBP
View
15 more retailers have this diamond
Prices start from €126 EURSave up to €608 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 Round
€126 EUR