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Round|Lab Grown|IGI

1.02ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG687545962

Shape and cutting style on the report: Round brilliant

Certificate IGI LG687545962

Diamond specifications and retailer prices

From €129 EUR
As of November 5, 2026
Save €777 EUR (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €906 EUR at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687545962 or 687545962. Listed at 21 retailers as of November 4, 2026, with prices from €129 to €906, a €777 spread on the same certified stone. Reve Diamonds lists it at €906. 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

1.02
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687545962
Dimensions6.51 × 6.46 × 3.96 mm
L/W Ratio1.01
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
6.51 mm6.46 mm1.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687545962
Side View
Table 58.0%Crown 33.8°Girdle: MediumPavilion 41°Culet: NoneDepth 61.0%

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 5
Current: €272 EUR|Low: €128 EUR|High: €906 EUR|Avg: €357 EUR|+4.5%
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€129 EUR
Retailer 16€143 EUR
Retailer 17€150 EUR
Retailer 3€159 EUR
Retailer 5€159 EUR
Retailer 1€272 EUR
Retailer 13€285 EUR
Retailer 4€297 EUR
Retailer 10€309 EUR
Retailer 14€315 EUR
Retailer 2€378 EUR
Retailer 15€427 EUR
Retailer 11€428 EUR
Retailer 6€429 EUR
Retailer 9€514 EUR
Retailer 7€563 EUR
Retailer 12€745 EUR
Reve Diamonds€906 EUR

36 data points across 18 retailers

21 retailers€129 EUR to €906 EUR

A
Cheapest Retailer
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€129 EUR
A
Retailer 2
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€143 EUR
View
Final sale: no returns
A
Retailer 3
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€150 EUR
View
Retailer 4
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€159 EUR
View
Price last confirmed 12 days ago
A
Retailer 5
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€159 EUR
View
A
Retailer 6
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€247 EUR
View
A
Retailer 7
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€272 EUR
View
A
Retailer 8
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€285 EUR
View
B+
Retailer 9
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€297 EUR
View
A
Retailer 10
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€309 EUR
View
B+
Retailer 11
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€315 EUR
View
Retailer 12
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€361 EUR
View
Price last confirmed 58 days ago
B+
Retailer 13
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€378 EUR
View
B+
Retailer 14
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€427 EUR
View
B+
Retailer 15
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€428 EUR
View
B+
Retailer 16
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€429 EUR
View
Retailer 17
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€510 EUR
View
Price last confirmed 46 days ago
B
Retailer 18
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€514 EUR
View
B
Retailer 19
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€563 EUR
View
B
Retailer 20
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€745 EUR
View
Most Expensive
B
Reve Diamonds
FB92DBF6F · Nov 4
€906 EUR
$1,017 USD
View
20 more retailers have this diamond
Prices start from €129 EURSave up to €777 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
1.02ct Round
€129 EUR