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Round|Lab Grown|IGI

1.43ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG601303780

Shape and cutting style on the report: Round brilliant

Certificate IGI LG601303780

Diamond specifications and retailer prices

From €157 EUR
$176 USD
As of October 29, 2026
Save €1,354 EUR (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,512 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.43ct lab-grown round diamond

This 1.43ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG601303780 or 601303780. Listed at 9 retailers as of October 29, 2026, with prices from €157 to €1,512, a €1,354 spread on the same certified stone. Do Amore Diamonds lists it at €1,512. 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

1.43
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG601303780
Dimensions7.16 × 7.19 × 4.46 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.16 mm7.19 mm1.43 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG601303780
Side View
Table 59.0%Crown 35.5°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.2%

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: Oct 29
Current: €1,512 EUR|Low: €127 EUR|High: €1,512 EUR|Avg: €699 EUR|+3.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 25, 2026
Retailer 6€157 EUR
Retailer 8€176 EUR
Retailer 7€347 EUR
Retailer 11€397 EUR
Retailer 12€487 EUR
Retailer 10€527 EUR
Retailer 3€543 EUR
Retailer 5€663 EUR
Retailer 9€984 EUR
Retailer 2€1,009 EUR
Retailer 4€1,431 EUR
Do Amore Diamonds€1,512 EUR

14 data points across 12 retailers

9 retailers€157 EUR to €1,512 EUR

A
Cheapest Retailer
-
€157 EUR
$176 USD
Retailer 2
-
€182 EUR
$204 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
€347 EUR
$388 USD
View
Retailer 4
-
€663 EUR
$741 USD
View
Price last confirmed 8 days ago
Retailer 5
-
€692 EUR
$774 USD
View
Price last confirmed 7 days ago
B
Retailer 6
-
€984 EUR
$1,100 USD
View
Retailer 7
-
€1,009 EUR
£888 GBP
View
Price last confirmed 8 days ago
B
Retailer 8
-
€1,431 EUR
$1,600 USD
View
Most Expensive
B
Do Amore Diamonds
27-9B882ABA7 · Oct 29
€1,512 EUR
$1,690 USD
View
8 more retailers have this diamond
Prices start from €157 EURSave up to €1,354 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
1.43ct Round
€157 EUR