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Round|Lab Grown|IGI

1.06ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG780676250

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780676250

Diamond specifications and retailer prices

From €276 EUR
As of October 31, 2026
Save €40 EUR (13%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €316 EUR at Adiamor · As of November 1, 2026
View at Adiamor

About this 1.06ct lab-grown round diamond

This 1.06ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG780676250 or 780676250. Listed at 2 retailers as of October 31, 2026, with a relatively tight 14% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

1.06
Carat
F
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780676250
Dimensions6.54 × 6.50 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
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
6.54 mm6.50 mm1.06 ctF / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780676250
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €316 EUR|Low: €252 EUR|High: €316 EUR|Avg: €276 EUR
Adiamor
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 4€252 EUR
Retailer 3€261 EUR
Retailer 2€276 EUR
Adiamor€316 EUR

5 data points across 4 retailers

2 retailers€276 EUR to €316 EUR

A
Cheapest Retailer
-
€276 EUR
Most Expensive
B+
Adiamor
D-77705567 · Nov 1
€316 EUR
$353 USD
View
1 more retailer has this diamond
Prices start from €276 EURSave up to €40 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
1.06ct Round
€276 EUR