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Round|Lab Grown|IGI

1.30ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG490193858

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490193858

Diamond specifications and retailer prices

From €883 EUR
$990 USD
As of October 29, 2026
Save €1,324 EUR (60%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,019 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.3ct lab-grown round diamond

This 1.3ct 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 LG490193858 or 490193858. Listed at 13 retailers as of October 29, 2026, with a 150% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490193858
Dimensions6.95 × 6.90 × 4.35 mm
L/W Ratio1.01
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
6.95 mm6.90 mm1.30 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490193858
Side View
Table 54.5%Crown 36.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,575 EUR|Low: €848 EUR|High: €3,515 EUR|Avg: €1,584 EUR|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 31, 2026
Retailer 5€883 EUR
Retailer 6€900 EUR
Retailer 9€989 EUR
Retailer 7€1,024 EUR
Retailer 10€1,024 EUR
Retailer 2€1,181 EUR
Retailer 1€1,575 EUR
Retailer 8€1,636 EUR
Retailer 4€2,207 EUR
Reve Diamonds€3,019 EUR
Retailer 3€3,492 EUR

36 data points across 11 retailers

13 retailers€883 EUR to €2,207 EUR

B
Cheapest Retailer
-
€883 EUR
$990 USD
B
Retailer 2
-
€900 EUR
$1,010 USD
View
B
Retailer 3
-
€960 EUR
$1,077 USD
View
B
Retailer 4
-
€989 EUR
$1,109 USD
View
Final sale: no returns
Retailer 5
-
€1,024 EUR
$1,149 USD
View
Price last confirmed 21 days ago
B
Retailer 6
-
€1,024 EUR
$1,149 USD
View
B
Retailer 7
-
€1,181 EUR
$1,325 USD
View
B
Retailer 8
-
€1,575 EUR
£1,391 GBP
View
B
Retailer 9
-
€1,636 EUR
$1,835 USD
View
B
Retailer 10
-
€1,920 EUR
$2,153 USD
View
B
Retailer 11
-
€2,207 EUR
$2,475 USD
View
Most Expensive
Reve Diamonds
73CE91A06 · Oct 30
€3,019 EUR
$3,386 USD
View
Price under review
11 more retailers have this diamond
Prices start from €883 EURSave up to €1,324 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.

B
1.30ct Round
€883 EUR