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Cushion|Lab Grown|IGI

1.30ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG534253146

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG534253146

Diamond specifications and retailer prices

From €207 EUR
$231 USD
As of October 25, 2026
Save €1,055 EUR (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,262 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.3ct lab-grown cushion diamond

This 1.3ct lab-grown cushion 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 LG534253146 or 534253146. Listed at 11 retailers as of October 25, 2026, with prices from €207 to €1,262, a €1,055 spread on the same certified stone. Do Amore Diamonds lists it at €1,262. 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

1.30
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG534253146
Dimensions6.84 × 5.96 × 3.99 mm
L/W Ratio1.15
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
6.84 mm5.96 mm1.30 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG534253146
Side View
Table 61.5%Crown 36.1°Girdle: MED-THKPavilion 37.1°Culet: NoneDepth 66.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: €1,262 EUR|Low: €160 EUR|High: €1,289 EUR|Avg: €619 EUR|+1.4%
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 31, 2026
Retailer 6€207 EUR
Retailer 7€277 EUR
Retailer 9€327 EUR
Retailer 2€416 EUR
Retailer 11€462 EUR
Retailer 12€498 EUR
Retailer 8€635 EUR
Retailer 3€707 EUR
Retailer 4€804 EUR
Retailer 10€840 EUR
Retailer 5€1,071 EUR
Do Amore Diamonds€1,262 EUR

39 data points across 12 retailers

11 retailers€207 EUR to €1,262 EUR

A
Cheapest Retailer
-
€207 EUR
$231 USD
B+
Retailer 2
-
€277 EUR
$310 USD
View
A
Retailer 3
-
€327 EUR
$365 USD
View
A
Retailer 4
-
€416 EUR
£366 GBP
View
A
Retailer 5
-
€462 EUR
$517 USD
View
B+
Retailer 6
-
€498 EUR
$556 USD
View
B+
Retailer 7
-
€635 EUR
CA$986 CAD
View
B
Retailer 8
-
€707 EUR
$790 USD
View
B
Retailer 9
-
€840 EUR
$939 USD
View
B
Retailer 10
-
€1,071 EUR
£942 GBP
View
Most Expensive
B
Do Amore Diamonds
25-203061-008 · Oct 31
€1,262 EUR
$1,410 USD
View
10 more retailers have this diamond
Prices start from €207 EURSave up to €1,055 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
1.30ct Cushion
€207 EUR