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Round|Lab Grown|IGI

1.37ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG440011549

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440011549

Diamond specifications and retailer prices

From €618 EUR
$690 USD
As of October 29, 2026
Save €2,211 EUR (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,828 EUR at MOH London · As of October 29, 2026
View at MOH London

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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440011549 or 440011549. Listed at 10 retailers as of October 29, 2026, with prices from €618 to €2,828, a €2,211 spread on the same certified stone. MOH London lists it at €2,828. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440011549
Dimensions7.32 × 7.26 × 4.25 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.32 mm7.26 mm1.37 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440011549
Side View
Table 58.5%Crown 31.5°Girdle: THN-MEDPavilion 40.3°Culet: NoneDepth 58.4%

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 29
Current: €2,828 EUR|Low: €593 EUR|High: €2,846 EUR|Avg: €1,208 EUR|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4€618 EUR
Retailer 2€689 EUR
Retailer 7€690 EUR
Retailer 5€716 EUR
Retailer 8€716 EUR
Retailer 9€1,148 EUR
Retailer 6€1,165 EUR
Retailer 10€1,603 EUR
Retailer 3€1,764 EUR
MOH London€2,828 EUR

15 data points across 10 retailers

10 retailers€618 EUR to €2,828 EUR

A
Cheapest Retailer
-
€618 EUR
$690 USD
A
Retailer 2
-
€672 EUR
$751 USD
View
A
Retailer 3
-
€689 EUR
$770 USD
View
A
Retailer 4
-
€690 EUR
$771 USD
View
Final sale: no returns
A
Retailer 5
-
€716 EUR
$800 USD
View
Retailer 6
-
€716 EUR
$800 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
€1,165 EUR
$1,302 USD
View
B
Retailer 8
-
€1,764 EUR
$1,971 USD
View
B
Retailer 9
-
€2,014 EUR
$2,250 USD
View
Most Expensive
B
MOH London
LG440011549 · Oct 29
€2,828 EUR
£2,488 GBP
View
9 more retailers have this diamond
Prices start from €618 EURSave up to €2,211 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
€618 EUR