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Round|Lab Grown|IGI

1.37ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG598316809

Shape and cutting style on the report: Round brilliant

Certificate IGI LG598316809

Diamond specifications and retailer prices

From €152 EUR
$170 USD
As of October 29, 2026
Save €1,302 EUR (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,453 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.37ct lab-grown round diamond

This 1.37ct 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 LG598316809 or 598316809. Listed at 10 retailers as of October 29, 2026, with prices from €152 to €1,453, a €1,302 spread on the same certified stone. Do Amore Diamonds lists it at €1,453. 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

1.37
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598316809
Dimensions7.18 × 7.21 × 4.37 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
7.18 mm7.21 mm1.37 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598316809
Side View
Table 57.0%Crown 33.6°Girdle: MediumPavilion 41°Culet: NoneDepth 60.7%

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: €1,453 EUR|Low: €122 EUR|High: €1,453 EUR|Avg: €679 EUR|+3.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 5€152 EUR
Retailer 7€169 EUR
Retailer 6€336 EUR
Retailer 11€360 EUR
Retailer 9€474 EUR
Retailer 8€485 EUR
Retailer 4€637 EUR
Retailer 10€802 EUR
Retailer 2€974 EUR
Retailer 3€1,373 EUR
Do Amore Diamonds€1,453 EUR

11 data points across 11 retailers

10 retailers€152 EUR to €1,453 EUR

A
Cheapest Retailer
-
€152 EUR
$170 USD
A
Retailer 2
-
€169 EUR
$190 USD
View
Final sale: no returns
Retailer 3
-
€176 EUR
$197 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
€336 EUR
$377 USD
View
Retailer 5
-
€637 EUR
$714 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€666 EUR
$747 USD
View
B
Retailer 7
-
€802 EUR
$900 USD
View
B
Retailer 8
-
€974 EUR
£860 GBP
View
B
Retailer 9
-
€1,373 EUR
$1,540 USD
View
Most Expensive
B
Do Amore Diamonds
27-417C1BD7C · Oct 29
€1,453 EUR
$1,630 USD
View
9 more retailers have this diamond
Prices start from €152 EURSave up to €1,302 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
1.37ct Round
€152 EUR