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Round|Lab Grown|IGI

1.37ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG478112006

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478112006

Diamond specifications and retailer prices

From €615 EUR
As of November 5, 2026
Save €2,185 EUR (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,799 EUR at MOH London · As of November 3, 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 LG478112006 or 478112006. Listed at 10 retailers as of November 3, 2026, with prices from €615 to €2,799, a €2,185 spread on the same certified stone. MOH London lists it at €2,799. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478112006
Dimensions7.24 × 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
7.24 mm7.21 mm1.37 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478112006
Side View
Table 57.5%Crown 32.1°Girdle: THN-STKPavilion 41.3°Culet: NoneDepth 60.6%

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: Nov 5
Current: €2,799 EUR|Low: €590 EUR|High: €2,833 EUR|Avg: €1,223 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 6€615 EUR
Retailer 9€669 EUR
Retailer 2€686 EUR
Retailer 11€688 EUR
Retailer 7€713 EUR
Retailer 3€727 EUR
Retailer 12€1,143 EUR
Retailer 8€1,160 EUR
Retailer 4€1,596 EUR
Retailer 5€1,756 EUR
Retailer 10€2,005 EUR
MOH London€2,799 EUR

15 data points across 12 retailers

10 retailers€615 EUR to €2,799 EUR

A
Cheapest Retailer
-
€615 EUR
A
Retailer 2
-
€669 EUR
View
A
Retailer 3
-
€686 EUR
View
A
Retailer 4
-
€688 EUR
View
Final sale: no returns
Retailer 5
-
€713 EUR
View
Price last confirmed 21 days ago
A
Retailer 6
-
€713 EUR
View
B+
Retailer 7
-
€1,160 EUR
View
B
Retailer 8
-
€1,756 EUR
View
B
Retailer 9
-
€2,005 EUR
View
Most Expensive
B
MOH London
LG478112006 · Nov 3
€2,799 EUR
£2,474 GBP
View
9 more retailers have this diamond
Prices start from €615 EURSave up to €2,185 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
€615 EUR