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Round|Lab Grown|IGI

1.03ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG763675480

Shape and cutting style on the report: Round brilliant

Certificate IGI LG763675480

Diamond specifications and retailer prices

From €205 EUR
As of November 4, 2026
Save €1,059 EUR (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,264 EUR at MOH London · As of November 3, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct 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 LG763675480 or 763675480. Listed at 8 retailers as of November 3, 2026, with prices from €205 to €1,264, a €1,059 spread on the same certified stone. MOH London lists it at €1,264. 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

1.03
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763675480
Dimensions6.52 × 6.51 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.52 mm6.51 mm1.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763675480
Side View
Table 56.0%Crown 34°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.4%

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 4
Current: €1,264 EUR|Low: €205 EUR|High: €1,280 EUR|Avg: €471 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 6€205 EUR
Retailer 8€249 EUR
Retailer 3€254 EUR
Retailer 7€270 EUR
Retailer 2€285 EUR
Retailer 5€437 EUR
Retailer 9€536 EUR
Retailer 4€668 EUR
MOH London€1,264 EUR

37 data points across 9 retailers

8 retailers€205 EUR to €1,264 EUR

B+
Cheapest Retailer
-
€205 EUR
A
Retailer 2
-
€249 EUR
View
A
Retailer 3
-
€254 EUR
View
A
Retailer 4
-
€285 EUR
View
B+
Retailer 5
-
€437 EUR
View
B
Retailer 6
-
€536 EUR
View
B
Retailer 7
-
€668 EUR
View
Most Expensive
B
MOH London
LG763675480 · Nov 3
€1,264 EUR
£1,117 GBP
View
7 more retailers have this diamond
Prices start from €205 EURSave up to €1,059 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
1.03ct Round
€205 EUR