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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 $986 AUD
As of November 5, 2026
Save $3,503 AUD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,488 AUD 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 LG440011549 or 440011549. Listed at 10 retailers as of November 3, 2026, with prices from $986 to $4,488, a $3,503 spread on the same certified stone. MOH London lists it at $4,488. 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 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: Nov 5
Current: $4,488 AUD|Low: $946 AUD|High: $4,543 AUD|Avg: $1,950 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$986 AUD
Retailer 2$1,100 AUD
Retailer 7$1,101 AUD
Retailer 5$1,143 AUD
Retailer 8$1,143 AUD
Retailer 9$1,833 AUD
Retailer 6$1,860 AUD
Retailer 10$2,558 AUD
Retailer 3$2,816 AUD
MOH London$4,488 AUD

14 data points across 10 retailers

10 retailers$986 AUD to $4,488 AUD

A
Cheapest Retailer
-
$986 AUD
A
Retailer 2
-
$1,073 AUD
View
A
Retailer 3
-
$1,100 AUD
View
A
Retailer 4
-
$1,101 AUD
View
Final sale: no returns
A
Retailer 5
-
$1,143 AUD
View
Retailer 6
-
$1,143 AUD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$1,860 AUD
View
B
Retailer 8
-
$2,816 AUD
View
B
Retailer 9
-
$3,214 AUD
View
Most Expensive
B
MOH London
LG440011549 · Nov 3
$4,488 AUD
£2,474 GBP
View
9 more retailers have this diamond
Prices start from $986 AUDSave up to $3,503 AUD

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
$986 AUD