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Round|Lab Grown|IGI

1.02ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG781618288

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781618288

Diamond specifications and retailer prices

From €209 EUR
As of November 3, 2026
Save €956 EUR (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,795 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG781618288 or 781618288. Listed at 24 retailers as of November 1, 2026, with a 457% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781618288
Dimensions6.42 × 6.45 × 3.96 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
6.42 mm6.45 mm1.02 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781618288
Side View
Table 59.0%Crown 35.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.5%

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 3
Current: €838 EUR|Low: €201 EUR|High: €1,852 EUR|Avg: €572 EUR|+22.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 11€209 EUR
Retailer 3€260 EUR
Retailer 2€351 EUR
Retailer 5€411 EUR
Retailer 9€448 EUR
Retailer 6€471 EUR
Retailer 4€485 EUR
Retailer 7€636 EUR
Retailer 1€838 EUR
Retailer 10€1,038 EUR
Retailer 8€1,041 EUR

38 data points across 11 retailers

24 retailers€209 EUR to €1,166 EUR

A
Cheapest Retailer
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€209 EUR
A
Retailer 2
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€234 EUR
View
Final sale: no returns
A
Retailer 3
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€243 EUR
View
A
Retailer 4
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€260 EUR
View
A
Retailer 5
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€286 EUR
View
A
Retailer 6
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€351 EUR
View
A
Retailer 7
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€411 EUR
View
A
Retailer 8
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€448 EUR
View
A
Retailer 9
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€468 EUR
View
A
Retailer 10
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€471 EUR
View
A
Retailer 11
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€472 EUR
View
A
Retailer 12
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€485 EUR
View
B+
Retailer 13
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€636 EUR
View
B+
Retailer 14
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€691 EUR
View
B+
Retailer 15
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€702 EUR
View
B+
Retailer 16
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€835 EUR
View
B+
Retailer 17
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€838 EUR
View
B
Retailer 18
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€882 EUR
View
B
Retailer 19
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€903 EUR
View
Retailer 20
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€963 EUR
View
Price last confirmed 93 days ago
B
Retailer 21
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€1,038 EUR
View
B+
Retailer 22
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€1,041 EUR
View
B
Retailer 23
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€1,166 EUR
View
Most Expensive
Queensmith
LG781618288 · Oct 27
€1,795 EUR
£1,580 GBP
View
Price last confirmed 7 days ago
23 more retailers have this diamond
Prices start from €209 EURSave up to €956 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
€209 EUR