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Round|Lab Grown|IGI

1.03ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG772633456

Shape and cutting style on the report: Round brilliant

Certificate IGI LG772633456

Diamond specifications and retailer prices

From €144 EUR
As of November 5, 2026
Save €810 EUR (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €954 EUR at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

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 LG772633456 or 772633456. Listed at 23 retailers as of November 5, 2026, with prices from €144 to €954, a €810 spread on the same certified stone. Reve Diamonds lists it at €954. 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 angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772633456
Dimensions6.48 × 6.45 × 3.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.45 mm1.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772633456
Side View
Table 59.0%Crown 35.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.3%

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 5
Current: €322 EUR|Low: €143 EUR|High: €954 EUR|Avg: €388 EUR|+2.3%
Retailer 1
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
Retailer 17
Reve Diamonds
November 6, 2026
Retailer 8€144 EUR
Retailer 6€161 EUR
Retailer 16€167 EUR
Retailer 3€178 EUR
Retailer 5€178 EUR
Retailer 17€257 EUR
Retailer 13€285 EUR
Retailer 10€311 EUR
Retailer 1€322 EUR
Retailer 4€323 EUR
Retailer 2€395 EUR
Retailer 15€427 EUR
Retailer 11€561 EUR
Retailer 9€574 EUR
Retailer 14€606 EUR
Retailer 7€622 EUR
Retailer 12€831 EUR
Reve Diamonds€954 EUR

46 data points across 18 retailers

23 retailers€144 EUR to €954 EUR

Retailer 1
-
€143 EUR
Price last confirmed 45 days ago
A
Retailer 2
-
€144 EUR
View
A
Retailer 3
-
€161 EUR
View
Final sale: no returns
A
Retailer 4
-
€167 EUR
View
Retailer 5
-
€175 EUR
View
Price last confirmed 45 days ago
A
Retailer 6
-
€178 EUR
View
Retailer 7
-
€178 EUR
View
Price last confirmed 12 days ago
A
Retailer 8
-
€257 EUR
View
A
Retailer 9
-
€285 EUR
View
B+
Retailer 10
-
€311 EUR
View
B+
Retailer 11
-
€322 EUR
View
B+
Retailer 12
-
€323 EUR
View
B+
Retailer 13
-
€395 EUR
View
B+
Retailer 14
-
€427 EUR
View
B+
Retailer 15
-
€469 EUR
View
B
Retailer 16
-
€552 EUR
View
B
Retailer 17
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€561 EUR
View
Retailer 18
-
€569 EUR
View
Price last confirmed 46 days ago
B
Retailer 19
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€574 EUR
View
B
Retailer 20
-
€606 EUR
View
B
Retailer 21
-
€622 EUR
View
B
Retailer 22
-
€831 EUR
View
Most Expensive
B
Reve Diamonds
BF0AD8251 · Nov 6
€954 EUR
$1,071 USD
View
22 more retailers have this diamond
Prices start from €144 EURSave up to €810 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
€144 EUR